diff --git a/src/Classes/RenderNavItem.php b/src/Classes/RenderNavItem.php
index 172268c..70183b3 100644
--- a/src/Classes/RenderNavItem.php
+++ b/src/Classes/RenderNavItem.php
@@ -29,7 +29,7 @@ public static function render($item, $class = '')
         } else {
             return '<a class="' . $class . '"
                     target="' . ($item['data']['target'] ?? '_self') . '"
-                    href="' . $item['data']['url'] . '"
+                    href="' . optional($item['data'])['url'] . '"
                 >' .
                 $item['label'] .
                 '</a>';