diff -urNB dracut-033/mkinitrd-dracut.sh new/mkinitrd-dracut.sh
--- dracut-033/mkinitrd-dracut.sh	2013-10-04 19:12:51.654775024 +0200
+++ new/mkinitrd-dracut.sh	2013-10-04 19:14:25.088173450 +0200
@@ -236,3 +236,10 @@
 	fi
     fi
 done
+
+if [ -z "$(type -p update-bootloader)" ] ; then
+    echo 2>&1 "Did not refresh the bootloader. You might need to refresh it manually."
+else
+    update-bootloader --refresh
+fi
+