diff --git a/src/Events/OpenPlatform/OpenPlatformEvent.php b/src/Events/OpenPlatform/OpenPlatformEvent.php
index 1880ffa..76ed7e3 100644
--- a/src/Events/OpenPlatform/OpenPlatformEvent.php
+++ b/src/Events/OpenPlatform/OpenPlatformEvent.php
@@ -21,9 +21,9 @@ abstract class OpenPlatformEvent
     /**
      * Create a new event instance.
      *
-     * @param array $payload
+     * @param mixed $payload
      */
-    public function __construct(array $payload)
+    public function __construct($payload)
     {
         $this->payload = $payload;
     }