diff --git a/tests/Controller/ApiControllerTest.php b/tests/Controller/ApiControllerTest.php
index 3c5268a..1916d1f 100755
--- a/tests/Controller/ApiControllerTest.php
+++ b/tests/Controller/ApiControllerTest.php
@@ -26,6 +26,7 @@ use phpOMS\DataStorage\Session\HttpSession;
 use phpOMS\Dispatcher\Dispatcher;
 use phpOMS\Event\EventManager;
 use phpOMS\Localization\ISO639x1Enum;
+use phpOMS\Localization\L11nManager;
 use phpOMS\Message\Http\HttpRequest;
 use phpOMS\Message\Http\HttpResponse;
 use phpOMS\Message\Http\RequestStatusCode;
@@ -69,6 +70,7 @@ final class ApiControllerTest extends \PHPUnit\Framework\TestCase
         $this->app->eventManager   = new EventManager($this->app->dispatcher);
         $this->app->eventManager->importFromFile(__DIR__ . '/../../../../Web/Api/Hooks.php');
         $this->app->sessionManager = new HttpSession(36000);
+        $this->app->l11nManager    = new L11nManager();
 
         $account = new Account();
         TestUtils::setMember($account, 'id', 1);