diff --git a/xCAT-server/lib/perl/xCAT/SvrUtils.pm b/xCAT-server/lib/perl/xCAT/SvrUtils.pm
index b071fe587..19ee06624 100644
--- a/xCAT-server/lib/perl/xCAT/SvrUtils.pm
+++ b/xCAT-server/lib/perl/xCAT/SvrUtils.pm
@@ -20,6 +20,7 @@ our @EXPORT_OK = qw/sendmsg/;
 
 
 #-------------------------------------------------------------------------------
+  
 
 =head3   getNodesetStates
        get current nodeset stat for the given nodes 
@@ -1121,7 +1122,7 @@ sub setupNFSTree {
     my $sip = shift;
     my $callback = shift;
 
-    my $cmd = "litetree $node";
+    my $cmd = "XCATBYPASS=Y litetree $node";
     my @uris = xCAT::Utils->runcmd($cmd, 0);
 
     foreach my $uri (@uris) {