diff --git a/perl-xCAT/xCAT/Utils.pm b/perl-xCAT/xCAT/Utils.pm
index 977f7a319..a737fe30d 100644
--- a/perl-xCAT/xCAT/Utils.pm
+++ b/perl-xCAT/xCAT/Utils.pm
@@ -4583,7 +4583,7 @@ sub lookupNetboot{
              $ret="grub2,grub2-tftp,grub2-http";
           }
        }elsif($osarch =~ /^ppc64le$/i or $osarch =~ /^ppc64el$/i){
-          $ret="petiboot,grub2,grub2-tftp,grub2-http"; 
+          $ret="petitboot,grub2,grub2-tftp,grub2-http"; 
        }
     } 
     return $ret;