diff --git a/Controller/OperatorStatusController.php b/Controller/OperatorStatusController.php
index 03f9311..13f229b 100644
--- a/Controller/OperatorStatusController.php
+++ b/Controller/OperatorStatusController.php
@@ -25,6 +25,7 @@
 
 namespace Mibew\Mibew\Plugin\OperatorStatus\Controller;
 
+use Mibew\Settings;
 use Mibew\Controller\AbstractController;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;