diff --git a/kmmainwin.cpp b/kmmainwin.cpp
index 5ff0e3a02..e6644d856 100644
--- a/kmmainwin.cpp
+++ b/kmmainwin.cpp
@@ -75,11 +75,6 @@ KMMainWin::KMMainWin(QWidget *)
                                 actionCollection() );
 
   KStandardAction::quit( this, SLOT( slotQuit() ), actionCollection() );
-#ifdef Q_WS_MACX
- // ### This quits the application prematurely, for example when the composer window
- // ### is closed while the main application is minimized to the systray
-  connect( qApp, SIGNAL(lastWindowClosed()), qApp, SLOT(quit()));
-#endif
   createGUI( "kmmainwin.rc" );
 
   //must be after createGUI, otherwise e.g toolbar settings are not loaded