diff --git a/core/lib/Drupal/Core/Access/AccessInterface.php b/core/lib/Drupal/Core/Access/AccessInterface.php
index a950dfc..4e8b885 100644
--- a/core/lib/Drupal/Core/Access/AccessInterface.php
+++ b/core/lib/Drupal/Core/Access/AccessInterface.php
@@ -56,6 +56,6 @@
    *   FALSE if not.
    *   NULL if no opinion.
    */
-  public function access(Route $route, Request $request);
+  public function access(Route $route, Request $request, AccountInterface $account = NULL);
 
 }