diff --git a/xCAT-server/lib/xcat/plugins/statelite.pm b/xCAT-server/lib/xcat/plugins/statelite.pm
index 88279db7e..025f2e83d 100644
--- a/xCAT-server/lib/xcat/plugins/statelite.pm
+++ b/xCAT-server/lib/xcat/plugins/statelite.pm
@@ -272,7 +272,7 @@ sub process_request {
         my @tmp = split (/\s+/, $entry);
 
         # check the validity of the option
-        if ($tmp[1] !~ /^(tmpfs|persistent|localdisk|rw|link|tmpfs,rw|link,ro|link,persistent|link,con)$/) {
+        if ($tmp[1] !~ /^(tmpfs|persistent|localdisk|rw|ro|con|link|tmpfs,rw|link,ro|link,persistent|link,con)$/) {
             $callback->({error=>[qq{ $tmp[2] has invalid option. The valid options: tmpfs persistent localdisk rw link tmpfs,rw link,ro link,persistent link,con}], errorcode=>[1]});
             return;
         }