diff --git a/src/Taxus.php b/src/Taxus.php
index 6140691..6e114fb 100644
--- a/src/Taxus.php
+++ b/src/Taxus.php
@@ -11,10 +11,7 @@ class Taxus
         $this->gate = $gate;
     }
 
-    /**
-     * @var array
-     */
-    protected $list;
+    protected array $list;
 
     public function add(...$privileges) : self
     {