diff --git a/pkgs/development/python-modules/pygtk/default.nix b/pkgs/development/python-modules/pygtk/default.nix
index 76b50372ca2..3dc37ebe2f0 100644
--- a/pkgs/development/python-modules/pygtk/default.nix
+++ b/pkgs/development/python-modules/pygtk/default.nix
@@ -14,4 +14,9 @@ stdenv.mkDerivation {
   ;
 
   propagatedBuildInputs = [pygobject pycairo];
+
+  postInstall = ''
+    rm $out/bin/pygtk-codegen-2.0
+    ln -s ${pygobject}/bin/pygobject-codegen-2.0  $out/bin/pygtk-codegen-2.0
+  '';
 }