diff --git a/build/scripts/utils.gant b/build/scripts/utils.gant
index a4d8893a2a31..0e74cf11042a 100644
--- a/build/scripts/utils.gant
+++ b/build/scripts/utils.gant
@@ -558,6 +558,7 @@ binding.setVariable("layoutMacApp", { String path, String ch, Map args ->
   }
 
   ant.fixcrlf(srcdir: "$path/bin", includes: "*.sh", eol: "unix")
+  ant.fixcrlf(srcdir: "$path/bin", includes: "*.py", eol: "unix")
 })
 
 binding.setVariable("winScripts", { String target, String home, String name, Map args ->