--- old/src/gui/modules/installupdate.py	Wed Jul  1 08:55:07 2009
+++ new/src/gui/modules/installupdate.py	Wed Jul  1 08:55:06 2009
@@ -104,8 +104,8 @@
                 self.stop_bouncing_progress = False
                 self.stopped_bouncing_progress = True
                 self.update_list = {}
-                gladefile = self.parent.application_dir + \
-                    "/usr/share/package-manager/packagemanager.glade"
+                gladefile = os.path.join(self.parent.application_dir,
+                    "usr/share/package-manager/packagemanager.glade")
                 w_tree_dialog = gtk.glade.XML(gladefile, "createplandialog")
                 w_tree_uaconfirm = gtk.glade.XML(gladefile, "ua_confirm_dialog")
                 w_tree_removeconfirm = \