diff --git a/src/compositor/meta-window-actor.c b/src/compositor/meta-window-actor.c
index ce691ae90..3a4d7cc47 100644
--- a/src/compositor/meta-window-actor.c
+++ b/src/compositor/meta-window-actor.c
@@ -1185,6 +1185,7 @@ meta_window_actor_should_unredirect (MetaWindowActor *self)
       int screen_width, screen_height, i;
 
       meta_screen_get_size (screen, &screen_width, &screen_height);
+      meta_window_get_outer_rect (priv->window, &window_rect);
 
       if (window_rect.x == 0 && window_rect.y == 0 &&
           window_rect.width == screen_width && window_rect.height == screen_height)