diff --git a/pkgs/development/libraries/webkitgtk/default.nix b/pkgs/development/libraries/webkitgtk/default.nix
index 7fab8b5fb91..766bb715474 100644
--- a/pkgs/development/libraries/webkitgtk/default.nix
+++ b/pkgs/development/libraries/webkitgtk/default.nix
@@ -23,6 +23,8 @@ stdenv.mkDerivation rec {
   patches = [ ./webcore-svg-libxml-cflags.patch ];
 
   prePatch = ''
+    patchShebangs Tools/gtk
+
     for i in $(find . -name '*.p[l|m]'); do
       sed -e 's@/usr/bin/gcc@gcc@' -i $i
     done