diff --git a/Struct.php b/Struct.php
index 6cbe236..b418954 100644
--- a/Struct.php
+++ b/Struct.php
@@ -16,6 +16,12 @@ class Struct
 
 	public int $priority;
 
+
+    /**
+     * @param string $event
+     * @param array|\Closure|string $listener
+     * @param int $priority
+     */
 	public function __construct(string $event, array|\Closure|string $listener, int $priority)
 	{
 		$this->event = $event;
diff --git a/TestListener.php b/TestListener.php
index 054fbe8..695e6ea 100644
--- a/TestListener.php
+++ b/TestListener.php
@@ -6,7 +6,10 @@ class TestListener implements EventInterface
 {
 
 
-    public function process()
+    /**
+     * @return void
+     */
+    public function process(): void
     {
         // TODO: Implement process() method.
     }