diff --git a/.fontfoldercleanup/create_homebrew_formula.py b/.fontfoldercleanup/create_homebrew_formula.py
index 9a7ae13..4585b0d 100755
--- a/.fontfoldercleanup/create_homebrew_formula.py
+++ b/.fontfoldercleanup/create_homebrew_formula.py
@@ -121,10 +121,10 @@ class Font{class_name} < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-abbiescriptpro-rg.rb b/Formula/font-abbiescriptpro-rg.rb
index 23dae62..03a6b7c 100644
--- a/Formula/font-abbiescriptpro-rg.rb
+++ b/Formula/font-abbiescriptpro-rg.rb
@@ -45,10 +45,10 @@ class FontAbbiescriptproRg < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-acrylic-hand.rb b/Formula/font-acrylic-hand.rb
index e062c6a..ad7c3ef 100644
--- a/Formula/font-acrylic-hand.rb
+++ b/Formula/font-acrylic-hand.rb
@@ -45,10 +45,10 @@ class FontAcrylicHand < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-agpx.rb b/Formula/font-agpx.rb
index cc6996a..2140336 100644
--- a/Formula/font-agpx.rb
+++ b/Formula/font-agpx.rb
@@ -45,10 +45,10 @@ class FontAgpx < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-airosol.rb b/Formula/font-airosol.rb
index cb3089e..48b565c 100644
--- a/Formula/font-airosol.rb
+++ b/Formula/font-airosol.rb
@@ -45,10 +45,10 @@ class FontAirosol < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-alphalyrae.rb b/Formula/font-alphalyrae.rb
index a254f77..9dc6b9e 100644
--- a/Formula/font-alphalyrae.rb
+++ b/Formula/font-alphalyrae.rb
@@ -45,10 +45,10 @@ class FontAlphalyrae < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-angular.rb b/Formula/font-angular.rb
index c27075f..4000dde 100644
--- a/Formula/font-angular.rb
+++ b/Formula/font-angular.rb
@@ -45,10 +45,10 @@ class FontAngular < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-arinoe.rb b/Formula/font-arinoe.rb
index 9dc3692..9d35cd2 100644
--- a/Formula/font-arinoe.rb
+++ b/Formula/font-arinoe.rb
@@ -45,10 +45,10 @@ class FontArinoe < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-averasanstc.rb b/Formula/font-averasanstc.rb
index b89cc72..0a55f4b 100644
--- a/Formula/font-averasanstc.rb
+++ b/Formula/font-averasanstc.rb
@@ -45,10 +45,10 @@ class FontAverasanstc < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-baduy.rb b/Formula/font-baduy.rb
index c878d30..5db83d6 100644
--- a/Formula/font-baduy.rb
+++ b/Formula/font-baduy.rb
@@ -45,10 +45,10 @@ class FontBaduy < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-bee-honey.rb b/Formula/font-bee-honey.rb
index 37267c2..2dc04cb 100644
--- a/Formula/font-bee-honey.rb
+++ b/Formula/font-bee-honey.rb
@@ -45,10 +45,10 @@ class FontBeeHoney < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-benford.rb b/Formula/font-benford.rb
index 172fe84..af82666 100644
--- a/Formula/font-benford.rb
+++ b/Formula/font-benford.rb
@@ -45,10 +45,10 @@ class FontBenford < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-bobby-jones-soft-free.rb b/Formula/font-bobby-jones-soft-free.rb
index 992858c..e703748 100644
--- a/Formula/font-bobby-jones-soft-free.rb
+++ b/Formula/font-bobby-jones-soft-free.rb
@@ -45,10 +45,10 @@ class FontBobbyJonesSoftFree < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-bouncy_castle_free.rb b/Formula/font-bouncy_castle_free.rb
index b6d5ce2..f043092 100644
--- a/Formula/font-bouncy_castle_free.rb
+++ b/Formula/font-bouncy_castle_free.rb
@@ -45,10 +45,10 @@ class FontBouncyCastleFree < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-brightsight-02.rb b/Formula/font-brightsight-02.rb
index c30a33d..b69e63a 100644
--- a/Formula/font-brightsight-02.rb
+++ b/Formula/font-brightsight-02.rb
@@ -45,10 +45,10 @@ class FontBrightsight02 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-brixtonline.rb b/Formula/font-brixtonline.rb
index 0eeac1e..b224475 100644
--- a/Formula/font-brixtonline.rb
+++ b/Formula/font-brixtonline.rb
@@ -45,10 +45,10 @@ class FontBrixtonline < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-broke.rb b/Formula/font-broke.rb
index b7e3d59..334de09 100644
--- a/Formula/font-broke.rb
+++ b/Formula/font-broke.rb
@@ -45,10 +45,10 @@ class FontBroke < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-buffy.rb b/Formula/font-buffy.rb
index 0a77d7f..30a4400 100644
--- a/Formula/font-buffy.rb
+++ b/Formula/font-buffy.rb
@@ -45,10 +45,10 @@ class FontBuffy < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-cat-outline.rb b/Formula/font-cat-outline.rb
index 0460604..3c170fb 100644
--- a/Formula/font-cat-outline.rb
+++ b/Formula/font-cat-outline.rb
@@ -45,10 +45,10 @@ class FontCatOutline < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-cheeky-rabbit.rb b/Formula/font-cheeky-rabbit.rb
index 95aeb22..b737bb7 100644
--- a/Formula/font-cheeky-rabbit.rb
+++ b/Formula/font-cheeky-rabbit.rb
@@ -45,10 +45,10 @@ class FontCheekyRabbit < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-chido.rb b/Formula/font-chido.rb
index ab6d886..5d58089 100644
--- a/Formula/font-chido.rb
+++ b/Formula/font-chido.rb
@@ -45,10 +45,10 @@ class FontChido < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-christmas-picture.rb b/Formula/font-christmas-picture.rb
index cb510ef..5284bce 100644
--- a/Formula/font-christmas-picture.rb
+++ b/Formula/font-christmas-picture.rb
@@ -45,10 +45,10 @@ class FontChristmasPicture < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-chrone.rb b/Formula/font-chrone.rb
index eed1a94..79c0164 100644
--- a/Formula/font-chrone.rb
+++ b/Formula/font-chrone.rb
@@ -45,10 +45,10 @@ class FontChrone < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-clancy-experience.rb b/Formula/font-clancy-experience.rb
index ce079fe..158baf1 100644
--- a/Formula/font-clancy-experience.rb
+++ b/Formula/font-clancy-experience.rb
@@ -45,10 +45,10 @@ class FontClancyExperience < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-clancy.rb b/Formula/font-clancy.rb
index 7d30695..a5d354b 100644
--- a/Formula/font-clancy.rb
+++ b/Formula/font-clancy.rb
@@ -45,10 +45,10 @@ class FontClancy < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-code.rb b/Formula/font-code.rb
index 7a669df..5f1781f 100644
--- a/Formula/font-code.rb
+++ b/Formula/font-code.rb
@@ -45,10 +45,10 @@ class FontCode < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-coffina.rb b/Formula/font-coffina.rb
index 9b19f9b..b3a1d8e 100644
--- a/Formula/font-coffina.rb
+++ b/Formula/font-coffina.rb
@@ -45,10 +45,10 @@ class FontCoffina < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-copixel-font-1764372079-0.rb b/Formula/font-copixel-font-1764372079-0.rb
index 5cc0bf1..ada08c6 100644
--- a/Formula/font-copixel-font-1764372079-0.rb
+++ b/Formula/font-copixel-font-1764372079-0.rb
@@ -45,10 +45,10 @@ class FontCopixelFont17643720790 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-creamy-dreams.rb b/Formula/font-creamy-dreams.rb
index 93c6c22..e56d882 100644
--- a/Formula/font-creamy-dreams.rb
+++ b/Formula/font-creamy-dreams.rb
@@ -45,10 +45,10 @@ class FontCreamyDreams < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-cucurucho.rb b/Formula/font-cucurucho.rb
index afe4465..211dc87 100644
--- a/Formula/font-cucurucho.rb
+++ b/Formula/font-cucurucho.rb
@@ -45,10 +45,10 @@ class FontCucurucho < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-damn.rb b/Formula/font-damn.rb
index 98ad599..2b5c731 100644
--- a/Formula/font-damn.rb
+++ b/Formula/font-damn.rb
@@ -45,10 +45,10 @@ class FontDamn < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-dance-blues.rb b/Formula/font-dance-blues.rb
index db2878d..1b37e92 100644
--- a/Formula/font-dance-blues.rb
+++ b/Formula/font-dance-blues.rb
@@ -45,10 +45,10 @@ class FontDanceBlues < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-depixel.rb b/Formula/font-depixel.rb
index bfbbccd..95fe681 100644
--- a/Formula/font-depixel.rb
+++ b/Formula/font-depixel.rb
@@ -45,10 +45,10 @@ class FontDepixel < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-depok-cubism.rb b/Formula/font-depok-cubism.rb
index fb4fcb2..5883a9a 100644
--- a/Formula/font-depok-cubism.rb
+++ b/Formula/font-depok-cubism.rb
@@ -45,10 +45,10 @@ class FontDepokCubism < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-devils-cut.rb b/Formula/font-devils-cut.rb
index d0da0fd..7cd0c40 100644
--- a/Formula/font-devils-cut.rb
+++ b/Formula/font-devils-cut.rb
@@ -45,10 +45,10 @@ class FontDevilsCut < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-dirty-clouds.rb b/Formula/font-dirty-clouds.rb
index 90c6a72..4b1a106 100644
--- a/Formula/font-dirty-clouds.rb
+++ b/Formula/font-dirty-clouds.rb
@@ -45,10 +45,10 @@ class FontDirtyClouds < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-district.rb b/Formula/font-district.rb
index 08fdd19..ef89215 100644
--- a/Formula/font-district.rb
+++ b/Formula/font-district.rb
@@ -45,10 +45,10 @@ class FontDistrict < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-dk-frozen-memory.rb b/Formula/font-dk-frozen-memory.rb
index f7b8449..5f3af7f 100644
--- a/Formula/font-dk-frozen-memory.rb
+++ b/Formula/font-dk-frozen-memory.rb
@@ -45,10 +45,10 @@ class FontDkFrozenMemory < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-domaine-display.rb b/Formula/font-domaine-display.rb
index 16a008a..d28a26e 100644
--- a/Formula/font-domaine-display.rb
+++ b/Formula/font-domaine-display.rb
@@ -45,10 +45,10 @@ class FontDomaineDisplay < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-dtmilagros.rb b/Formula/font-dtmilagros.rb
index 1da27d6..0244a58 100644
--- a/Formula/font-dtmilagros.rb
+++ b/Formula/font-dtmilagros.rb
@@ -45,10 +45,10 @@ class FontDtmilagros < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-ep-boxi.rb b/Formula/font-ep-boxi.rb
index 064297a..cddefe8 100644
--- a/Formula/font-ep-boxi.rb
+++ b/Formula/font-ep-boxi.rb
@@ -45,10 +45,10 @@ class FontEpBoxi < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-f37-stout.rb b/Formula/font-f37-stout.rb
index f0f57f8..460935a 100644
--- a/Formula/font-f37-stout.rb
+++ b/Formula/font-f37-stout.rb
@@ -45,10 +45,10 @@ class FontF37Stout < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-flyover.rb b/Formula/font-flyover.rb
index f44a8cc..8e2c391 100644
--- a/Formula/font-flyover.rb
+++ b/Formula/font-flyover.rb
@@ -45,10 +45,10 @@ class FontFlyover < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-fresh-christmas-font-1764370888-0.rb b/Formula/font-fresh-christmas-font-1764370888-0.rb
index f070fc3..67217b0 100644
--- a/Formula/font-fresh-christmas-font-1764370888-0.rb
+++ b/Formula/font-fresh-christmas-font-1764370888-0.rb
@@ -45,10 +45,10 @@ class FontFreshChristmasFont17643708880 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-friem.rb b/Formula/font-friem.rb
index 810dd80..4a4ee90 100644
--- a/Formula/font-friem.rb
+++ b/Formula/font-friem.rb
@@ -45,10 +45,10 @@ class FontFriem < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-funky-round.rb b/Formula/font-funky-round.rb
index abc80b4..bf63e49 100644
--- a/Formula/font-funky-round.rb
+++ b/Formula/font-funky-round.rb
@@ -45,10 +45,10 @@ class FontFunkyRound < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-futura-1986.rb b/Formula/font-futura-1986.rb
index daae3ae..bdb9862 100644
--- a/Formula/font-futura-1986.rb
+++ b/Formula/font-futura-1986.rb
@@ -45,10 +45,10 @@ class FontFutura1986 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-galaxia.rb b/Formula/font-galaxia.rb
index 67b5430..e66363d 100644
--- a/Formula/font-galaxia.rb
+++ b/Formula/font-galaxia.rb
@@ -45,10 +45,10 @@ class FontGalaxia < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-gilbert.rb b/Formula/font-gilbert.rb
index 7dc7d7c..eb4b0cf 100644
--- a/Formula/font-gilbert.rb
+++ b/Formula/font-gilbert.rb
@@ -45,10 +45,10 @@ class FontGilbert < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-graham_hand.rb b/Formula/font-graham_hand.rb
index e775978..a316258 100644
--- a/Formula/font-graham_hand.rb
+++ b/Formula/font-graham_hand.rb
@@ -45,10 +45,10 @@ class FontGrahamHand < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-gyanko.rb b/Formula/font-gyanko.rb
index 10de61b..2b49b18 100644
--- a/Formula/font-gyanko.rb
+++ b/Formula/font-gyanko.rb
@@ -45,10 +45,10 @@ class FontGyanko < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-hectra.rb b/Formula/font-hectra.rb
index 0830b68..e306927 100644
--- a/Formula/font-hectra.rb
+++ b/Formula/font-hectra.rb
@@ -45,10 +45,10 @@ class FontHectra < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-hello-headline.rb b/Formula/font-hello-headline.rb
index bd339a9..9bebe25 100644
--- a/Formula/font-hello-headline.rb
+++ b/Formula/font-hello-headline.rb
@@ -45,10 +45,10 @@ class FontHelloHeadline < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-horseland.rb b/Formula/font-horseland.rb
index 311883b..92432f1 100644
--- a/Formula/font-horseland.rb
+++ b/Formula/font-horseland.rb
@@ -45,10 +45,10 @@ class FontHorseland < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-idgrotesk.rb b/Formula/font-idgrotesk.rb
index 0eea4bf..a3e1b66 100644
--- a/Formula/font-idgrotesk.rb
+++ b/Formula/font-idgrotesk.rb
@@ -45,10 +45,10 @@ class FontIdgrotesk < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-introvert-font-2-1764371655-0.rb b/Formula/font-introvert-font-2-1764371655-0.rb
index 596192b..cac025b 100644
--- a/Formula/font-introvert-font-2-1764371655-0.rb
+++ b/Formula/font-introvert-font-2-1764371655-0.rb
@@ -45,10 +45,10 @@ class FontIntrovertFont217643716550 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-jimmy-sans.rb b/Formula/font-jimmy-sans.rb
index fc314bc..356d1fe 100644
--- a/Formula/font-jimmy-sans.rb
+++ b/Formula/font-jimmy-sans.rb
@@ -45,10 +45,10 @@ class FontJimmySans < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-joc.rb b/Formula/font-joc.rb
index 3f8683b..f0be8bd 100644
--- a/Formula/font-joc.rb
+++ b/Formula/font-joc.rb
@@ -45,10 +45,10 @@ class FontJoc < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-kompeni.rb b/Formula/font-kompeni.rb
index 43c5ffe..880fe1a 100644
--- a/Formula/font-kompeni.rb
+++ b/Formula/font-kompeni.rb
@@ -45,10 +45,10 @@ class FontKompeni < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-lab-grotesk.rb b/Formula/font-lab-grotesk.rb
index dc3671e..a993d46 100644
--- a/Formula/font-lab-grotesk.rb
+++ b/Formula/font-lab-grotesk.rb
@@ -45,10 +45,10 @@ class FontLabGrotesk < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-lance-tomchalky.rb b/Formula/font-lance-tomchalky.rb
index e38fd5f..8bfd930 100644
--- a/Formula/font-lance-tomchalky.rb
+++ b/Formula/font-lance-tomchalky.rb
@@ -45,10 +45,10 @@ class FontLanceTomchalky < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-latcha.rb b/Formula/font-latcha.rb
index 52e32ec..030a546 100644
--- a/Formula/font-latcha.rb
+++ b/Formula/font-latcha.rb
@@ -45,10 +45,10 @@ class FontLatcha < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-lazare-grotesk-font-family-1764370398-0.rb b/Formula/font-lazare-grotesk-font-family-1764370398-0.rb
index a3d9a9d..87da825 100644
--- a/Formula/font-lazare-grotesk-font-family-1764370398-0.rb
+++ b/Formula/font-lazare-grotesk-font-family-1764370398-0.rb
@@ -45,10 +45,10 @@ class FontLazareGroteskFontFamily17643703980 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-lexa.rb b/Formula/font-lexa.rb
index 18e7d60..68587a7 100644
--- a/Formula/font-lexa.rb
+++ b/Formula/font-lexa.rb
@@ -45,10 +45,10 @@ class FontLexa < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-made-carving.rb b/Formula/font-made-carving.rb
index b8b2c78..a210f18 100644
--- a/Formula/font-made-carving.rb
+++ b/Formula/font-made-carving.rb
@@ -45,10 +45,10 @@ class FontMadeCarving < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-made-infinity.rb b/Formula/font-made-infinity.rb
index 1561be9..7c4bc79 100644
--- a/Formula/font-made-infinity.rb
+++ b/Formula/font-made-infinity.rb
@@ -45,10 +45,10 @@ class FontMadeInfinity < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-magic-painted.rb b/Formula/font-magic-painted.rb
index 114879c..0fa4732 100644
--- a/Formula/font-magic-painted.rb
+++ b/Formula/font-magic-painted.rb
@@ -45,10 +45,10 @@ class FontMagicPainted < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-magnode.rb b/Formula/font-magnode.rb
index b089a37..217afee 100644
--- a/Formula/font-magnode.rb
+++ b/Formula/font-magnode.rb
@@ -45,10 +45,10 @@ class FontMagnode < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-marker_notes.rb b/Formula/font-marker_notes.rb
index cb62439..36a3642 100644
--- a/Formula/font-marker_notes.rb
+++ b/Formula/font-marker_notes.rb
@@ -45,10 +45,10 @@ class FontMarkerNotes < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-marvelo.rb b/Formula/font-marvelo.rb
index ebcffb7..872dc41 100644
--- a/Formula/font-marvelo.rb
+++ b/Formula/font-marvelo.rb
@@ -45,10 +45,10 @@ class FontMarvelo < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-mba-slice-mono.rb b/Formula/font-mba-slice-mono.rb
index 6fbede5..b78d6d2 100644
--- a/Formula/font-mba-slice-mono.rb
+++ b/Formula/font-mba-slice-mono.rb
@@ -45,10 +45,10 @@ class FontMbaSliceMono < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-miracode.rb b/Formula/font-miracode.rb
index b2a5971..f7209b5 100644
--- a/Formula/font-miracode.rb
+++ b/Formula/font-miracode.rb
@@ -45,10 +45,10 @@ class FontMiracode < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-moon-walk.rb b/Formula/font-moon-walk.rb
index 43fc36c..1e4f78c 100644
--- a/Formula/font-moon-walk.rb
+++ b/Formula/font-moon-walk.rb
@@ -45,10 +45,10 @@ class FontMoonWalk < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-morgon.rb b/Formula/font-morgon.rb
index dc4c151..f36fd9b 100644
--- a/Formula/font-morgon.rb
+++ b/Formula/font-morgon.rb
@@ -45,10 +45,10 @@ class FontMorgon < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-nafasmanual.rb b/Formula/font-nafasmanual.rb
index 5730546..2a71cec 100644
--- a/Formula/font-nafasmanual.rb
+++ b/Formula/font-nafasmanual.rb
@@ -45,10 +45,10 @@ class FontNafasmanual < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-neopixel-font-1764372129-0.rb b/Formula/font-neopixel-font-1764372129-0.rb
index 416c244..2e279be 100644
--- a/Formula/font-neopixel-font-1764372129-0.rb
+++ b/Formula/font-neopixel-font-1764372129-0.rb
@@ -45,10 +45,10 @@ class FontNeopixelFont17643721290 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-new-kansas-black-wisabo.rb b/Formula/font-new-kansas-black-wisabo.rb
index e7c94df..c280076 100644
--- a/Formula/font-new-kansas-black-wisabo.rb
+++ b/Formula/font-new-kansas-black-wisabo.rb
@@ -45,10 +45,10 @@ class FontNewKansasBlackWisabo < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-nugia-vintage.rb b/Formula/font-nugia-vintage.rb
index 7d0be33..8963e29 100644
--- a/Formula/font-nugia-vintage.rb
+++ b/Formula/font-nugia-vintage.rb
@@ -45,10 +45,10 @@ class FontNugiaVintage < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-overland.rb b/Formula/font-overland.rb
index f3be4e5..013159e 100644
--- a/Formula/font-overland.rb
+++ b/Formula/font-overland.rb
@@ -45,10 +45,10 @@ class FontOverland < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-parasite-game.rb b/Formula/font-parasite-game.rb
index 017d08f..cddff65 100644
--- a/Formula/font-parasite-game.rb
+++ b/Formula/font-parasite-game.rb
@@ -45,10 +45,10 @@ class FontParasiteGame < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-patsy-sans-grotesque.rb b/Formula/font-patsy-sans-grotesque.rb
index 313d10c..6fe0640 100644
--- a/Formula/font-patsy-sans-grotesque.rb
+++ b/Formula/font-patsy-sans-grotesque.rb
@@ -45,10 +45,10 @@ class FontPatsySansGrotesque < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-pixel-crash-font-1764372071-0.rb b/Formula/font-pixel-crash-font-1764372071-0.rb
index 4afb549..8d1cf66 100644
--- a/Formula/font-pixel-crash-font-1764372071-0.rb
+++ b/Formula/font-pixel-crash-font-1764372071-0.rb
@@ -45,10 +45,10 @@ class FontPixelCrashFont17643720710 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-pixel-gamer-font-1764372239-0.rb b/Formula/font-pixel-gamer-font-1764372239-0.rb
index c074038..8e098d6 100644
--- a/Formula/font-pixel-gamer-font-1764372239-0.rb
+++ b/Formula/font-pixel-gamer-font-1764372239-0.rb
@@ -45,10 +45,10 @@ class FontPixelGamerFont17643722390 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-pixel-grid-font-family-1764371982-0.rb b/Formula/font-pixel-grid-font-family-1764371982-0.rb
index 4e469aa..1d3ad25 100644
--- a/Formula/font-pixel-grid-font-family-1764371982-0.rb
+++ b/Formula/font-pixel-grid-font-family-1764371982-0.rb
@@ -45,10 +45,10 @@ class FontPixelGridFontFamily17643719820 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-pixelon.rb b/Formula/font-pixelon.rb
index 49ef787..9d2e573 100644
--- a/Formula/font-pixelon.rb
+++ b/Formula/font-pixelon.rb
@@ -45,10 +45,10 @@ class FontPixelon < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-plaztma.rb b/Formula/font-plaztma.rb
index ba4ced8..6038837 100644
--- a/Formula/font-plaztma.rb
+++ b/Formula/font-plaztma.rb
@@ -45,10 +45,10 @@ class FontPlaztma < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-plebis.rb b/Formula/font-plebis.rb
index c928e0f..ff569c3 100644
--- a/Formula/font-plebis.rb
+++ b/Formula/font-plebis.rb
@@ -45,10 +45,10 @@ class FontPlebis < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-project-space.rb b/Formula/font-project-space.rb
index d27d6e8..c3fa25a 100644
--- a/Formula/font-project-space.rb
+++ b/Formula/font-project-space.rb
@@ -45,10 +45,10 @@ class FontProjectSpace < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-provisions.rb b/Formula/font-provisions.rb
index dd33e36..0e7fe12 100644
--- a/Formula/font-provisions.rb
+++ b/Formula/font-provisions.rb
@@ -45,10 +45,10 @@ class FontProvisions < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-qraydom-font-1764371345-0.rb b/Formula/font-qraydom-font-1764371345-0.rb
index 7e33f8b..7e5e5d8 100644
--- a/Formula/font-qraydom-font-1764371345-0.rb
+++ b/Formula/font-qraydom-font-1764371345-0.rb
@@ -45,10 +45,10 @@ class FontQraydomFont17643713450 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-quasimoda-family.rb b/Formula/font-quasimoda-family.rb
index 8f0a1ea..e06a115 100644
--- a/Formula/font-quasimoda-family.rb
+++ b/Formula/font-quasimoda-family.rb
@@ -45,10 +45,10 @@ class FontQuasimodaFamily < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-revain.rb b/Formula/font-revain.rb
index 884d26b..b752475 100644
--- a/Formula/font-revain.rb
+++ b/Formula/font-revain.rb
@@ -45,10 +45,10 @@ class FontRevain < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-rigid-light.rb b/Formula/font-rigid-light.rb
index fd0149d..a7d7e7f 100644
--- a/Formula/font-rigid-light.rb
+++ b/Formula/font-rigid-light.rb
@@ -45,10 +45,10 @@ class FontRigidLight < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-rocky_monkey.rb b/Formula/font-rocky_monkey.rb
index c5e94ec..227b7ae 100644
--- a/Formula/font-rocky_monkey.rb
+++ b/Formula/font-rocky_monkey.rb
@@ -45,10 +45,10 @@ class FontRockyMonkey < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-rondack.rb b/Formula/font-rondack.rb
index 7b82645..d15f34c 100644
--- a/Formula/font-rondack.rb
+++ b/Formula/font-rondack.rb
@@ -45,10 +45,10 @@ class FontRondack < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-runa.rb b/Formula/font-runa.rb
index c8e5b26..674a042 100644
--- a/Formula/font-runa.rb
+++ b/Formula/font-runa.rb
@@ -45,10 +45,10 @@ class FontRuna < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-rusillaserif.rb b/Formula/font-rusillaserif.rb
index 97bc96f..f566550 100644
--- a/Formula/font-rusillaserif.rb
+++ b/Formula/font-rusillaserif.rb
@@ -45,10 +45,10 @@ class FontRusillaserif < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-ruska.rb b/Formula/font-ruska.rb
index 21466d0..20ee54c 100644
--- a/Formula/font-ruska.rb
+++ b/Formula/font-ruska.rb
@@ -45,10 +45,10 @@ class FontRuska < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-scratches.rb b/Formula/font-scratches.rb
index 1b3111a..73e83a0 100644
--- a/Formula/font-scratches.rb
+++ b/Formula/font-scratches.rb
@@ -45,10 +45,10 @@ class FontScratches < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-scribblingtom.rb b/Formula/font-scribblingtom.rb
index e082f6f..2e66183 100644
--- a/Formula/font-scribblingtom.rb
+++ b/Formula/font-scribblingtom.rb
@@ -45,10 +45,10 @@ class FontScribblingtom < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-sepura-light.rb b/Formula/font-sepura-light.rb
index f0b9dc4..78842b6 100644
--- a/Formula/font-sepura-light.rb
+++ b/Formula/font-sepura-light.rb
@@ -45,10 +45,10 @@ class FontSepuraLight < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-sideboard.rb b/Formula/font-sideboard.rb
index f7dd0fd..51afbfe 100644
--- a/Formula/font-sideboard.rb
+++ b/Formula/font-sideboard.rb
@@ -45,10 +45,10 @@ class FontSideboard < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-siesta-serenade.rb b/Formula/font-siesta-serenade.rb
index ca667ca..e0d610c 100644
--- a/Formula/font-siesta-serenade.rb
+++ b/Formula/font-siesta-serenade.rb
@@ -45,10 +45,10 @@ class FontSiestaSerenade < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-sigitarian.rb b/Formula/font-sigitarian.rb
index bd27e00..777ab91 100644
--- a/Formula/font-sigitarian.rb
+++ b/Formula/font-sigitarian.rb
@@ -45,10 +45,10 @@ class FontSigitarian < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-signate-grotesk-black.rb b/Formula/font-signate-grotesk-black.rb
index 47c79a9..2c5d8cd 100644
--- a/Formula/font-signate-grotesk-black.rb
+++ b/Formula/font-signate-grotesk-black.rb
@@ -45,10 +45,10 @@ class FontSignateGroteskBlack < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-silkshy.rb b/Formula/font-silkshy.rb
index 19e9c6f..30f2822 100644
--- a/Formula/font-silkshy.rb
+++ b/Formula/font-silkshy.rb
@@ -45,10 +45,10 @@ class FontSilkshy < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-space-rabbit-font-1764372251-0.rb b/Formula/font-space-rabbit-font-1764372251-0.rb
index cf68d3d..7686b66 100644
--- a/Formula/font-space-rabbit-font-1764372251-0.rb
+++ b/Formula/font-space-rabbit-font-1764372251-0.rb
@@ -45,10 +45,10 @@ class FontSpaceRabbitFont17643722510 < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-spencer.rb b/Formula/font-spencer.rb
index bc978ca..39f7713 100644
--- a/Formula/font-spencer.rb
+++ b/Formula/font-spencer.rb
@@ -45,10 +45,10 @@ class FontSpencer < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-springwood_note.rb b/Formula/font-springwood_note.rb
index ab6da1e..22ff50b 100644
--- a/Formula/font-springwood_note.rb
+++ b/Formula/font-springwood_note.rb
@@ -45,10 +45,10 @@ class FontSpringwoodNote < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-spritegraffiti.rb b/Formula/font-spritegraffiti.rb
index 5177f72..dfdce58 100644
--- a/Formula/font-spritegraffiti.rb
+++ b/Formula/font-spritegraffiti.rb
@@ -45,10 +45,10 @@ class FontSpritegraffiti < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-starship.rb b/Formula/font-starship.rb
index 1dfbf8c..fb88985 100644
--- a/Formula/font-starship.rb
+++ b/Formula/font-starship.rb
@@ -45,10 +45,10 @@ class FontStarship < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-stockman.rb b/Formula/font-stockman.rb
index 1580d17..bda04f2 100644
--- a/Formula/font-stockman.rb
+++ b/Formula/font-stockman.rb
@@ -45,10 +45,10 @@ class FontStockman < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-stronghold.rb b/Formula/font-stronghold.rb
index b6aa17a..85bdc8b 100644
--- a/Formula/font-stronghold.rb
+++ b/Formula/font-stronghold.rb
@@ -45,10 +45,10 @@ class FontStronghold < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-sunmore.rb b/Formula/font-sunmore.rb
index da81887..f9326c6 100644
--- a/Formula/font-sunmore.rb
+++ b/Formula/font-sunmore.rb
@@ -45,10 +45,10 @@ class FontSunmore < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-tallow-pen.rb b/Formula/font-tallow-pen.rb
index 6f31f2a..df18620 100644
--- a/Formula/font-tallow-pen.rb
+++ b/Formula/font-tallow-pen.rb
@@ -45,10 +45,10 @@ class FontTallowPen < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-tc_kindred.rb b/Formula/font-tc_kindred.rb
index b7eb4c9..1492cbb 100644
--- a/Formula/font-tc_kindred.rb
+++ b/Formula/font-tc_kindred.rb
@@ -45,10 +45,10 @@ class FontTcKindred < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-tcacrylichand.rb b/Formula/font-tcacrylichand.rb
index 64fcf3a..0b44b92 100644
--- a/Formula/font-tcacrylichand.rb
+++ b/Formula/font-tcacrylichand.rb
@@ -45,10 +45,10 @@ class FontTcacrylichand < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-techla.rb b/Formula/font-techla.rb
index 823a653..9afcc5b 100644
--- a/Formula/font-techla.rb
+++ b/Formula/font-techla.rb
@@ -45,10 +45,10 @@ class FontTechla < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-teenage-yellow-star.rb b/Formula/font-teenage-yellow-star.rb
index 1cb4c66..d5c9347 100644
--- a/Formula/font-teenage-yellow-star.rb
+++ b/Formula/font-teenage-yellow-star.rb
@@ -45,10 +45,10 @@ class FontTeenageYellowStar < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-tf-madcloud-teenage-foundry.rb b/Formula/font-tf-madcloud-teenage-foundry.rb
index 5632338..1e97147 100644
--- a/Formula/font-tf-madcloud-teenage-foundry.rb
+++ b/Formula/font-tf-madcloud-teenage-foundry.rb
@@ -45,10 +45,10 @@ class FontTfMadcloudTeenageFoundry < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-the-great-outdoors.rb b/Formula/font-the-great-outdoors.rb
index c3139ca..eda0c1c 100644
--- a/Formula/font-the-great-outdoors.rb
+++ b/Formula/font-the-great-outdoors.rb
@@ -45,10 +45,10 @@ class FontTheGreatOutdoors < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-thourenz-inked.rb b/Formula/font-thourenz-inked.rb
index 785604f..723307a 100644
--- a/Formula/font-thourenz-inked.rb
+++ b/Formula/font-thourenz-inked.rb
@@ -45,10 +45,10 @@ class FontThourenzInked < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-tyler-handwriting.rb b/Formula/font-tyler-handwriting.rb
index 116a2bc..cc5184d 100644
--- a/Formula/font-tyler-handwriting.rb
+++ b/Formula/font-tyler-handwriting.rb
@@ -45,10 +45,10 @@ class FontTylerHandwriting < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-valofire.rb b/Formula/font-valofire.rb
index 71eb622..d85227a 100644
--- a/Formula/font-valofire.rb
+++ b/Formula/font-valofire.rb
@@ -45,10 +45,10 @@ class FontValofire < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-vampire-mansion.rb b/Formula/font-vampire-mansion.rb
index a0abe42..9044935 100644
--- a/Formula/font-vampire-mansion.rb
+++ b/Formula/font-vampire-mansion.rb
@@ -45,10 +45,10 @@ class FontVampireMansion < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-vaselina.rb b/Formula/font-vaselina.rb
index 5a08cf3..19b3931 100644
--- a/Formula/font-vaselina.rb
+++ b/Formula/font-vaselina.rb
@@ -45,10 +45,10 @@ class FontVaselina < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-virus_killer.rb b/Formula/font-virus_killer.rb
index ca248b8..b0c21fa 100644
--- a/Formula/font-virus_killer.rb
+++ b/Formula/font-virus_killer.rb
@@ -45,10 +45,10 @@ class FontVirusKiller < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-west-river.rb b/Formula/font-west-river.rb
index bcbdafd..3b531ea 100644
--- a/Formula/font-west-river.rb
+++ b/Formula/font-west-river.rb
@@ -45,10 +45,10 @@ class FontWestRiver < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-whtpny.rb b/Formula/font-whtpny.rb
index fbf50e2..fc8c49c 100644
--- a/Formula/font-whtpny.rb
+++ b/Formula/font-whtpny.rb
@@ -45,10 +45,10 @@ class FontWhtpny < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-wistonia-signature.rb b/Formula/font-wistonia-signature.rb
index 65d1a6b..6b8011e 100644
--- a/Formula/font-wistonia-signature.rb
+++ b/Formula/font-wistonia-signature.rb
@@ -45,10 +45,10 @@ class FontWistoniaSignature < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-ws-lowen.rb b/Formula/font-ws-lowen.rb
index a1dd5f0..d0259a5 100644
--- a/Formula/font-ws-lowen.rb
+++ b/Formula/font-ws-lowen.rb
@@ -45,10 +45,10 @@ class FontWsLowen < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-wt-karsa-mono.rb b/Formula/font-wt-karsa-mono.rb
index 8f8a2cd..fed9d51 100644
--- a/Formula/font-wt-karsa-mono.rb
+++ b/Formula/font-wt-karsa-mono.rb
@@ -45,10 +45,10 @@ class FontWtKarsaMono < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-youchat.rb b/Formula/font-youchat.rb
index cba2e26..5ca6d0d 100644
--- a/Formula/font-youchat.rb
+++ b/Formula/font-youchat.rb
@@ -45,10 +45,10 @@ class FontYouchat < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end
 
diff --git a/Formula/font-zebra.rb b/Formula/font-zebra.rb
index 02b7df8..23de73e 100644
--- a/Formula/font-zebra.rb
+++ b/Formula/font-zebra.rb
@@ -45,10 +45,10 @@ class FontZebra < Formula
     user_fonts.mkpath
 
     Dir.glob(share/"fonts/truetype/*.ttf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
     Dir.glob(share/"fonts/opentype/*.otf").each do |f|
-      cp f, user_fonts
+      system "cp", "-f", f, user_fonts.to_s
     end
   end