diff --git a/nodejs/models/group_ldap.js b/nodejs/models/group_ldap.js
index cd7c91f..a48c482 100644
--- a/nodejs/models/group_ldap.js
+++ b/nodejs/models/group_ldap.js
@@ -76,7 +76,7 @@ async function removeMember(client, group, user){
 }
 
 
-Group = {};
+var Group = {};
 
 Group.list = async function(){
 	try{