diff --git a/src/Twig/Extension/PageTitleExtension.php b/src/Twig/Extension/PageTitleExtension.php
index 9c9c2a8..6fd9cca 100644
--- a/src/Twig/Extension/PageTitleExtension.php
+++ b/src/Twig/Extension/PageTitleExtension.php
@@ -26,6 +26,10 @@ public function __construct(PageHelperInterface $pageHelper)
         $this->pageHelper = $pageHelper;
     }
 
+    /**
+     * @inheritDoc
+     * @return array
+     */
     public function getFunctions(): array
     {
         return [