diff --git a/xCAT-server/lib/xcat/plugins/aixinstall.pm b/xCAT-server/lib/xcat/plugins/aixinstall.pm
index ebc596521..3ba9b28c1 100644
--- a/xCAT-server/lib/xcat/plugins/aixinstall.pm
+++ b/xCAT-server/lib/xcat/plugins/aixinstall.pm
@@ -4789,20 +4789,22 @@ ll~;
 
 		# define the node 
 		my $defcmd = "/usr/sbin/nim -o define -t $type ";
-        $objhash{$node}{'mac'}  =~ s/://g;  # strip out colons if any
-        $defcmd .= "-a if1='find_net $nodeshorthost $objhash{$node}{'mac'}' ";
+		if ($::NEWNAME) {
+            $defcmd .= "-a if1='find_net $nodeshorthost 0' ";
+        } else {
+            $objhash{$node}{'mac'}  =~ s/://g;  # strip out colons if any
+            $defcmd .= "-a if1='find_net $nodeshorthost $objhash{$node}{'mac'}' ";
+        }
 		$defcmd .= "-a cable_type1=N/A -a netboot_kernel=mp ";
 		$defcmd .= "-a net_definition='ent $nethash{$node}{'mask'} $nethash{$node}{'gateway'}' ";
 		$defcmd .= "-a net_settings1='$speed $duplex' ";
 		$defcmd .= "$nim_name  2>&1";
-
 		if ($::VERBOSE) {
            	my $rsp;
            	push @{$rsp->{data}}, "$Sname: Creating NIM node definition.\n";
            	push @{$rsp->{data}}, "Running: \'$defcmd\'\n";
            	xCAT::MsgUtils->message("I", $rsp, $callback);
 		}
-
        	my $output = xCAT::Utils->runcmd("$defcmd", -1);
        	if ($::RUNCMD_RC  != 0)
        	{