diff --git a/ChangeLog b/ChangeLog
index f3d8ea6f5..4a45f1733 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2007-06-12  Tomas Frydrych  <tf@openedhand.com>
+
+	* clutter/clutter-main.c:
+	(clutter_redraw):
+	Clear CLUTTER_ACTOR_SYNC_MATRICES flag after setting up viewport.
+	
 2007-06-12  Matthew Allum  <mallum@openedhand.com>
 
 	* doc/manual/Makefile.am:
diff --git a/clutter/clutter-main.c b/clutter/clutter-main.c
index d7671b28b..d8357a0f2 100644
--- a/clutter/clutter-main.c
+++ b/clutter/clutter-main.c
@@ -132,6 +132,8 @@ clutter_redraw (void)
 			   perspective.aspect,
 			   perspective.z_near,
 			   perspective.z_far);
+
+      CLUTTER_UNSET_PRIVATE_FLAGS (stage, CLUTTER_ACTOR_SYNC_MATRICES);
     }
 
   /* Setup the initial paint */