diff --git a/src/plugins/platforms/cocoa/qcocoahelpers.mm b/src/plugins/platforms/cocoa/qcocoahelpers.mm
index 87efd97e79..37e69fa8c8 100644
--- a/src/plugins/platforms/cocoa/qcocoahelpers.mm
+++ b/src/plugins/platforms/cocoa/qcocoahelpers.mm
@@ -400,6 +400,7 @@ QT_END_NAMESPACE
     self.panelContents.needsDisplay = YES;
 
     self.needsDisplay = YES;
+    [super layout];
 }
 
 @end