diff --git a/src/Controller/ErrorController.php b/src/Controller/ErrorController.php
index 6403b6e89..eaca0598c 100644
--- a/src/Controller/ErrorController.php
+++ b/src/Controller/ErrorController.php
@@ -41,7 +41,7 @@ public function initialize(): void
      * @param \Cake\Event\EventInterface<\Cake\Controller\Controller> $event Event.
      * @return void
      */
-    public function beforeFilter(EventInterface $event)
+    public function beforeFilter(EventInterface $event): void
     {
     }
 
@@ -51,7 +51,7 @@ public function beforeFilter(EventInterface $event)
      * @param \Cake\Event\EventInterface<\Cake\Controller\Controller> $event Event.
      * @return void
      */
-    public function beforeRender(EventInterface $event)
+    public function beforeRender(EventInterface $event): void
     {
         parent::beforeRender($event);
 
@@ -64,7 +64,7 @@ public function beforeRender(EventInterface $event)
      * @param \Cake\Event\EventInterface<\Cake\Controller\Controller> $event Event.
      * @return void
      */
-    public function afterFilter(EventInterface $event)
+    public function afterFilter(EventInterface $event): void
     {
     }
 }