diff --git a/app/library/Navigation.php b/app/library/Navigation.php
index 82b78be..6050c71 100644
--- a/app/library/Navigation.php
+++ b/app/library/Navigation.php
@@ -4,6 +4,11 @@ namespace Httpcb;
 
 class Navigation extends Navigation\Container
 {
+    /**
+     * Navigation constructor.
+     * @param $config
+     * @throws Navigation\Exception
+     */
     public function __construct($config)
     {
         foreach($config as $node) {