diff --git a/Classes/ViewHelpers/ItemsViewHelper.php b/Classes/ViewHelpers/ItemsViewHelper.php
index faa92b6..23eff30 100644
--- a/Classes/ViewHelpers/ItemsViewHelper.php
+++ b/Classes/ViewHelpers/ItemsViewHelper.php
@@ -29,14 +29,21 @@ class ItemsViewHelper extends AbstractViewHelper
      */
     protected $menuService;
 
+    public function initializeArguments(): void
+    {
+        $this->registerArgument('for', 'string', 'path in Menu.yaml', false);
+        $this->registerArgument('as', 'string', 'Name in Frontend', false);
+    }
+
     /**
-     * @param string $as
-     * @param string $for
      * @return string
      */
-    public function render($as = 'items', $for = null)
+    public function render(): string
     {
-        $this->templateVariableContainer->add($as, $this->menuService->getItems($for));
+        $this->templateVariableContainer->add(
+            $this->arguments['as'],
+            $this->menuService->getItems($this->arguments['for'])
+        );
         return $this->renderChildren();
     }
 }
diff --git a/Classes/ViewHelpers/ProgressViewHelper.php b/Classes/ViewHelpers/ProgressViewHelper.php
index c59f8bd..b2023c1 100644
--- a/Classes/ViewHelpers/ProgressViewHelper.php
+++ b/Classes/ViewHelpers/ProgressViewHelper.php
@@ -22,6 +22,7 @@ class ProgressViewHelper extends AbstractViewHelper
     protected $escapeOutput = false;
 
     /**
+     * TODO: initializeArguments
      * @param array  $links
      * @param int    $activeStep
      * @param bool   $returnable