diff --git a/app/Controllers/AbstractWebController.php b/app/Controllers/AbstractWebController.php
index 4da710a..a694a71 100644
--- a/app/Controllers/AbstractWebController.php
+++ b/app/Controllers/AbstractWebController.php
@@ -31,6 +31,7 @@ abstract class AbstractWebController extends Controller
   public function initController(RequestInterface $request, ResponseInterface $response, LoggerInterface $logger)
   {
     parent::initController($request, $response, $logger);
+    helper('util');
   }
   final protected function getAuthContext(): AuthContext
   {