diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 96b9c98271..b2e13dfb3d 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -5295,7 +5295,7 @@ gtk_widget_queue_draw_region (GtkWidget            *widget,
   cairo_region_translate (region2, x, y);
 
 invalidate:
-  gtk_debug_updates_add (widget, region);
+  gtk_debug_updates_add (parent, region2);
   gdk_window_invalidate_region (_gtk_widget_get_window (widget), region2, TRUE);
 
   cairo_region_destroy (region2);