diff -up gnome-settings-daemon-3.2.1/plugins/media-keys/gsd-media-keys-manager.c.calculator gnome-settings-daemon-3.2.1/plugins/media-keys/gsd-media-keys-manager.c
--- gnome-settings-daemon-3.2.1/plugins/media-keys/gsd-media-keys-manager.c.calculator	2011-10-24 18:37:57.154770995 -0400
+++ gnome-settings-daemon-3.2.1/plugins/media-keys/gsd-media-keys-manager.c	2011-10-24 18:38:12.044771972 -0400
@@ -1496,7 +1496,7 @@ do_action (GsdMediaKeysManager *manager,
                 do_media_action (manager, timestamp);
                 break;
         case CALCULATOR_KEY:
-                do_execute_desktop (manager, "gcalctool.desktop", timestamp);
+                do_execute_desktop (manager, "gnome-gcalctool.desktop", timestamp);
                 break;
         case PLAY_KEY:
                 return do_multimedia_player_action (manager, "Play");