--- a/util/grub-mkconfig.in
+++ b/util/grub-mkconfig.in
@@ -298,7 +298,8 @@
   GRUB_BADRAM \
   GRUB_OS_PROBER_SKIP_LIST \
   GRUB_DISABLE_SUBMENU \
-  SUSE_BTRFS_SNAPSHOT_BOOTING
+  SUSE_BTRFS_SNAPSHOT_BOOTING \
+  SUSE_CMDLINE_XENEFI
 
 if test "x${grub_cfg}" != "x"; then
   rm -f "${grub_cfg}.new"
--- a/util/grub.d/20_linux_xen.in
+++ b/util/grub.d/20_linux_xen.in
@@ -219,7 +219,7 @@
     message="$(gettext_printf "Loading Xen %s with Linux %s ..." ${xen_version} ${version})"
     sed "s/^/$submenu_indentation/" <<-EOF
 	 	echo	'$(echo "$message" | grub_quote)'
-	 	chainloader  \$cmdpath/${xen_basename} ${xen_basename} $section
+	 	chainloader  \$cmdpath/${xen_basename} ${xen_basename} ${SUSE_CMDLINE_XENEFI} $section
 	}
 	EOF
     for f in ${grub_dir}/$xen_cfg ${xen_dir}/${xen_basename} ${dirname}/${basename} ${dirname}/${initrd_real}; do