diff --git a/usr/local/www/system_gateways_edit.php b/usr/local/www/system_gateways_edit.php
index 0bd623a6f6..bc98a08bbd 100755
--- a/usr/local/www/system_gateways_edit.php
+++ b/usr/local/www/system_gateways_edit.php
@@ -56,7 +56,9 @@ if (isset($id) && $a_gateways[$id]) {
 	$pconfig['defaultgw'] = $a_gateways[$id]['defaultgw'];
 	$pconfig['monitor'] = $a_gateways[$id]['monitor'];
 	$pconfig['descr'] = $a_gateways[$id]['descr'];
-	$pconfig['attribute'] = $a_gateways[$id]['attribute'];
+	if (!isset($_GET['dup'])) {
+		$pconfig['attribute'] = $a_gateways[$id]['attribute'];
+	}
 }
 
 if (isset($_GET['dup']))