diff --git a/vcl/source/window/floatwin.cxx b/vcl/source/window/floatwin.cxx
index 1060021d7461..0e2f5cc459e3 100644
--- a/vcl/source/window/floatwin.cxx
+++ b/vcl/source/window/floatwin.cxx
@@ -590,7 +590,7 @@ void FloatingWindow::ImplCallPopupModeEnd()
 
     // call Handler asynchronously.
     if ( mpImplData && !mnPostId )
-        mnPostId = Application::PostUserEvent( LINK( this, FloatingWindow, ImplEndPopupModeHdl ) );
+        mnPostId = Application::PostUserEvent( LINK( this, FloatingWindow, ImplEndPopupModeHdl ), NULL, true );
 }
 
 void FloatingWindow::PopupModeEnd()