diff --git a/app/assets/javascripts/admin/controllers/admin_groups_controller.js b/app/assets/javascripts/admin/controllers/admin_groups_controller.js
index 5578afc09f8..8fb3ae9a841 100644
--- a/app/assets/javascripts/admin/controllers/admin_groups_controller.js
+++ b/app/assets/javascripts/admin/controllers/admin_groups_controller.js
@@ -10,9 +10,10 @@ Discourse.AdminGroupsController = Ember.Controller.extend({
     var controller = this;
 
     this.set('refreshingAutoGroups', true);
-    Discourse.ajax('/admin/groups/refresh_automatic_groups', {type: 'POST'}).then(function(){
+    Discourse.ajax('/admin/groups/refresh_automatic_groups', {type: 'POST'})
+    .then(function() {
       controller.set('model', Discourse.Group.findAll());
-      controller.set('refreshingAutoGroups',false);
+      controller.set('refreshingAutoGroups', false);
     });
   },
 
diff --git a/app/assets/javascripts/admin/models/group.js b/app/assets/javascripts/admin/models/group.js
index c4e3df70764..3001fd7f924 100644
--- a/app/assets/javascripts/admin/models/group.js
+++ b/app/assets/javascripts/admin/models/group.js
@@ -44,7 +44,7 @@ Discourse.Group = Discourse.Model.extend({
     return Discourse.ajax("/admin/groups/" + group.get('id'), {type: "DELETE"})
       .then(function(){
         return true;
-      }, function(jqXHR, status, error) {
+      }, function(error) {
         group.set('disableSave', false);
         bootbox.alert(I18n.t("admin.groups.delete_failed"));
         return false;
diff --git a/app/controllers/admin/groups_controller.rb b/app/controllers/admin/groups_controller.rb
index b362276faec..dfc97b1d0a1 100644
--- a/app/controllers/admin/groups_controller.rb
+++ b/app/controllers/admin/groups_controller.rb
@@ -6,7 +6,7 @@ class Admin::GroupsController < Admin::AdminController
 
   def refresh_automatic_groups
     Group.refresh_automatic_groups!
-    render json: "ok"
+    render json: success_json
   end
 
   def users
@@ -22,7 +22,7 @@ class Admin::GroupsController < Admin::AdminController
       group.usernames = params[:group][:usernames]
       group.name = params[:group][:name] if params[:group][:name]
       if group.save
-        render json: "ok"
+        render json: success_json
       else
         render_json_error group
       end