diff --git a/perl-xCAT-2.0/xCAT/PPCcli.pm b/perl-xCAT-2.0/xCAT/PPCcli.pm
index 44c66c1ca..0d9582008 100644
--- a/perl-xCAT-2.0/xCAT/PPCcli.pm
+++ b/perl-xCAT-2.0/xCAT/PPCcli.pm
@@ -592,7 +592,7 @@ sub lpar_netboot {
     # Get MAC-address or network boot
     #####################################
     $mac = $opt->{m};
-    $cmd.= ( defined( $mac )) ? " -m $mac" : " -M -n";
+    $cmd.= ( defined( $mac )) ? " -m $mac" : " -M -A -n";
    
     #####################################
     # Command only supported on LPARs