diff --git a/toplevel.cpp b/toplevel.cpp
--- a/toplevel.cpp
+++ b/toplevel.cpp
@@ -334,6 +334,7 @@
         emit paddingChanged(this, oldVisibleRect);
     if (dirtyRect.isValid()) {
         dirtyRect.translate(pos());
+        dirtyRect |= oldVisibleRect;
         addLayerRepaint(dirtyRect);
     }
 }