diff --git a/usr/lib/linuxmint/mintMenu/plugins/applications.py b/usr/lib/linuxmint/mintMenu/plugins/applications.py
index cb4fd45..9508af5 100755
--- a/usr/lib/linuxmint/mintMenu/plugins/applications.py
+++ b/usr/lib/linuxmint/mintMenu/plugins/applications.py
@@ -215,7 +215,7 @@ class pluginclass( object ):
         self.filterTimer = None
         self.menuChangedTimer = None
         # Hookup for text input
-        self.mintMenuWin.window.connect( "key-press-event", self.keyPress )
+        self.keyPress_handler = self.mintMenuWin.window.connect( "key-press-event", self.keyPress )
 
         self.favoritesBox.connect( "drag-data-received", self.ReceiveCallback )
 
@@ -324,6 +324,8 @@ class pluginclass( object ):
         self.categoriesBox.destroy()
         self.favoritesBox.destroy()
 
+        self.mintMenuWin.window.disconnect(self.keyPress_handler)
+
         self.settings.notifyRemoveAll()
 
     def changePluginSize( self, settings, key, args ):