--- clutter/clutter-actor.c.orig	2013-02-19 17:33:56.542639660 +0100
+++ clutter/clutter-actor.c	2013-02-19 17:34:54.582166027 +0100
@@ -10504,7 +10504,7 @@
 {
   const ClutterTransformInfo *info;
 
-  g_return_val_if_fail (CLUTTER_IS_ACTOR (self), 0.0);
+  g_return_val_if_fail (CLUTTER_IS_ACTOR (self), 0);
 
   info = _clutter_actor_get_transform_info_or_defaults (self);
 
