diff --git a/chandler/Eventing/Events/Cancelable.php b/chandler/Eventing/Events/Cancelable.php
index 0cfd8e8..9291926 100644
--- a/chandler/Eventing/Events/Cancelable.php
+++ b/chandler/Eventing/Events/Cancelable.php
@@ -1,11 +1,17 @@
-<?php declare(strict_types=1);
+<?php
+
+declare(strict_types = 1);
+
 namespace Chandler\Eventing\Events;
 
+/**
+ * @package Chandler\Eventing\Events
+ */
 interface Cancelable
 {
     protected $cancelled;
-    
+
     function cancel(): void;
-    
+
     function isCancelled(): bool;
 }