diff --git a/util/grub.d/10_linux.in b/util/grub.d/10_linux.in
index cc393be7e..8bc407a9a 100644
--- a/util/grub.d/10_linux.in
+++ b/util/grub.d/10_linux.in
@@ -210,7 +210,7 @@ for linux in ${reverse_sorted_list}; do
   basename=`basename $linux`
   dirname=`dirname $linux`
   rel_dirname=`make_system_path_relative_to_its_root $dirname`
-  version=`echo $basename | sed -e "s,^[^0-9]*-,,g"`
+  version=`echo $basename | sed -e "s/vmlinuz-//g"`
   alt_version=`echo $version | sed -e "s,\.old$,,g"`
   linux_root_device_thisversion="${LINUX_ROOT_DEVICE}"