diff --git a/core/lib/Drupal/Core/Ajax/AjaxResponse.php b/core/lib/Drupal/Core/Ajax/AjaxResponse.php
index e5f327e..6619a56 100644
--- a/core/lib/Drupal/Core/Ajax/AjaxResponse.php
+++ b/core/lib/Drupal/Core/Ajax/AjaxResponse.php
@@ -57,7 +57,7 @@ public function prepare(Request $request) {
   }
 
   /**
-   * Sets the rendered ajax right before the response is prepared
+   * Sets the rendered AJAX right before the response is prepared.
    *
    * @param \Symfony\Component\HttpFoundation\Request $request
    *   The request object.
diff --git a/core/lib/Drupal/Core/EventSubscriber/AjaxResponseSubscriber.php b/core/lib/Drupal/Core/EventSubscriber/AjaxResponseSubscriber.php
index 967f79e..cf4dca1 100644
--- a/core/lib/Drupal/Core/EventSubscriber/AjaxResponseSubscriber.php
+++ b/core/lib/Drupal/Core/EventSubscriber/AjaxResponseSubscriber.php
@@ -18,7 +18,8 @@ class AjaxResponseSubscriber implements EventSubscriberInterface {
   /**
    * Renders the ajax commands right before preparing the result.
    *
-   * @
+   * @param \Symfony\Component\HttpKernel\Event\FilterResponseEvent $event
+   *   The response event, which contains the possible AjaxResponse object.
    */
   public function onResponse(FilterResponseEvent $event) {
     $response = $event->getResponse();