diff --git a/core/lib/Drupal/Core/EventSubscriber/FinishResponseSubscriber.php b/core/lib/Drupal/Core/EventSubscriber/FinishResponseSubscriber.php
index 48b53bd..0255101 100644
--- a/core/lib/Drupal/Core/EventSubscriber/FinishResponseSubscriber.php
+++ b/core/lib/Drupal/Core/EventSubscriber/FinishResponseSubscriber.php
@@ -90,7 +90,7 @@ public function __construct(LanguageManagerInterface $language_manager, ConfigFa
   /**
    * Sets extra headers on successful responses.
    *
-   * @param Symfony\Component\HttpKernel\Event\FilterResponseEvent $event
+   * @param \Symfony\Component\HttpKernel\Event\FilterResponseEvent $event
    *   The event to process.
    */
   public function onRespond(FilterResponseEvent $event) {