diff --git a/classes/controller/FrontController.php b/classes/controller/FrontController.php
index 27c818bfbffdd..e94c0eeac5242 100644
--- a/classes/controller/FrontController.php
+++ b/classes/controller/FrontController.php
@@ -761,6 +761,7 @@ protected function displayMaintenancePage()
                 header('HTTP/1.1 503 Service Unavailable');
                 header('Retry-After: 3600');
 
+                $this->setMedia();
                 $this->registerStylesheet('theme-error', '/assets/css/error.css', ['media' => 'all', 'priority' => 50]);
                 $this->context->smarty->assign([
                     'urls' => $this->getTemplateVarUrls(),