diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -1,7 +1,7 @@
 class ApplicationController < ActionController::Base
   protect_from_forgery
 
-  before_filter :current_user
+  before_action :current_user
 
   SINGLE_USER_MODE_CONF_KEY = 'system.single_user_mode'
   MULTIPLE_IP_LOGIN_CONF_KEY = 'right.multiple_ip_login'