diff --git a/xCAT-server/lib/xcat/plugins/aixinstall.pm b/xCAT-server/lib/xcat/plugins/aixinstall.pm
index 23d47c4d7..891b5627d 100644
--- a/xCAT-server/lib/xcat/plugins/aixinstall.pm
+++ b/xCAT-server/lib/xcat/plugins/aixinstall.pm
@@ -12043,7 +12043,7 @@ sub prermdsklsnode
       )
     {
         &rmdsklsnode_usage($callback);
-        return;
+        return 1;
     }
 
     if ($::HELP)