diff --git a/Formula/gtk+3.rb b/Formula/gtk+3.rb
index 35441c7c5a..120f473587 100644
--- a/Formula/gtk+3.rb
+++ b/Formula/gtk+3.rb
@@ -25,15 +25,6 @@ class Gtkx3 < Formula
   depends_on "gsettings-desktop-schemas" => :recommended
   depends_on "jasper" => :optional
 
-  # Replace a keyword not supported by Snow Leopard's Objective-C compiler.
-  # https://bugzilla.gnome.org/show_bug.cgi?id=756770
-  if MacOS.version <= :snow_leopard
-    patch do
-      url "https://bugzilla.gnome.org/attachment.cgi?id=313599&format=raw"
-      sha256 "a090b19d3c15364914917d9893be292225e8b8a016f2833a5b8354f079475a73"
-    end
-  end
-
   # Fixes detection of CUPS 2.x by the configure script
   # https://bugzilla.gnome.org/show_bug.cgi?id=767766
   # Merged upstream, should be in the next release.