diff --git a/app/assets/javascripts/discourse/models/group.js.es6 b/app/assets/javascripts/discourse/models/group.js.es6
index c05460c04c..20da61e31f 100644
--- a/app/assets/javascripts/discourse/models/group.js.es6
+++ b/app/assets/javascripts/discourse/models/group.js.es6
@@ -182,7 +182,7 @@ Group.reopenClass({
       data: Object.assign({
         limit: limit || 50,
         offset: offset || 0
-      }, params)
+      }, params || {})
     });
   },