diff --git a/xCAT-server/lib/perl/xCAT/Template.pm b/xCAT-server/lib/perl/xCAT/Template.pm
index 5ae850494..3b416cd28 100644
--- a/xCAT-server/lib/perl/xCAT/Template.pm
+++ b/xCAT-server/lib/perl/xCAT/Template.pm
@@ -1577,6 +1577,7 @@ sub envvar
     if ($envvar =~ /^\$/) {
         $envvar =~ s/^\$//;
     }
+    if ($envvar eq 'XCATROOT') { return $::XCATROOT; }
 
     return ($ENV{$envvar});
 }