diff -urNp gnome-packagekit-2.27.3.old/src/gpk-auto-refresh.c gnome-packagekit-2.27.3/src/gpk-auto-refresh.c
--- gnome-packagekit-2.27.3.old/src/gpk-auto-refresh.c	2009-06-16 11:18:00.000000000 +0100
+++ gnome-packagekit-2.27.3/src/gpk-auto-refresh.c	2009-11-13 15:45:51.000000000 +0000
@@ -144,6 +144,12 @@ gpk_auto_refresh_signal_get_upgrades (Gp
 {
 	g_return_val_if_fail (GPK_IS_AUTO_REFRESH (arefresh), FALSE);
 
+	/* Fedora 12's preupgrade explodes as the default /boot is too small */
+	if (TRUE) {
+		egg_warning ("disabling due to preupgrade not working");
+		return FALSE;
+	}
+
 	egg_debug ("emitting get-upgrades");
 	g_signal_emit (arefresh, signals [GET_UPGRADES], 0);
 	return TRUE;