diff --git a/CASA/gui/CommonGUI.cs b/CASA/gui/CommonGUI.cs
index 367bf8a7..ed6f34a9 100644
--- a/CASA/gui/CommonGUI.cs
+++ b/CASA/gui/CommonGUI.cs
@@ -109,7 +109,7 @@ namespace Novell.CASA.GUI
 			mTrayInstance = tray;
 
 			// prompt user 						
-			MessageDialog md=new MessageDialog(null,Gtk.DialogFlags.Modal,
+			MessageDialog md=new MessageDialog(mainWindow,Gtk.DialogFlags.Modal,
 				Gtk.MessageType.Warning,
 				Gtk.ButtonsType.OkCancel,
 				"This will destroy all of your miCASA secrets.\r\nAre you sure?");