diff --git a/admin/themes/default/js/group_list.js b/admin/themes/default/js/group_list.js
index 58be55639..165cf0400 100644
--- a/admin/themes/default/js/group_list.js
+++ b/admin/themes/default/js/group_list.js
@@ -89,7 +89,10 @@ jQuery(document).ready(function () {
       jQuery.ajax({
         url: "ws.php?format=json&method=pwg.groups.add",
         type: "POST",
-        data: "name=" + name + "&pwg_token=" + pwg_token,
+        data: {
+          'name': name,
+          'pwg_token': pwg_token,
+        },
         success: function (raw_data) {
           loadState.reverse();
           data = jQuery.parseJSON(raw_data);