--- ldap_servers/ldap_servers.module.old	2014-11-13 15:16:23.303801978 -0600
+++ ldap_servers/ldap_servers.module	2014-11-13 15:28:58.547793387 -0600
@@ -333,6 +333,9 @@ function ldap_servers_theme() {
       if (!isset($attributes[$ldap_server->user_attr])) {
         $attributes[$ldap_server->user_attr] = ldap_servers_set_attribute_map();
       }
+      if (isset($ldap_server->groupUserMembershipsAttrExists) && !isset($attributes[$ldap_server->groupUserMembershipsAttr])) {
+        $attributes[$ldap_server->groupUserMembershipsAttr] = ldap_servers_set_attribute_map();
+      }
     }
   }