diff --git a/clutter/clutter-actor.c b/clutter/clutter-actor.c
index 616d3db81..87b2d573e 100644
--- a/clutter/clutter-actor.c
+++ b/clutter/clutter-actor.c
@@ -4494,7 +4494,7 @@ clutter_actor_class_init (ClutterActorClass *klass)
                   NULL, NULL,
                   clutter_marshal_VOID__BOXED,
                   G_TYPE_NONE, 1,
-                  CLUTTER_TYPE_COLOR);
+                  CLUTTER_TYPE_COLOR | G_SIGNAL_TYPE_STATIC_SCOPE);
 
   /**
    * ClutterActor::allocation-changed: