diff --git a/RpcJsonp.php b/RpcJsonp.php
index 6b4ba99..b6ce19e 100644
--- a/RpcJsonp.php
+++ b/RpcJsonp.php
@@ -264,10 +264,9 @@ class RpcJsonp extends Component implements OnConnectInterface, OnReceiveInterfa
 
 
 	/**
-	 * @param Server $server
 	 * @param int $fd
 	 */
-	public function onClose(Server $server, int $fd): void
+	public function onClose(int $fd): void
 	{
 		// TODO: Implement onClose() method.
 	}