diff --git a/HttpServer/Server.php b/HttpServer/Server.php
index 8a632667..74959515 100644
--- a/HttpServer/Server.php
+++ b/HttpServer/Server.php
@@ -112,7 +112,6 @@ class Server extends Application
 			SWOOLE_HOOK_SSL |
 			SWOOLE_HOOK_TLS |
 			SWOOLE_HOOK_SLEEP |
-			SWOOLE_HOOK_STREAM_FUNCTION |
 			SWOOLE_HOOK_PROC
 		);
 	}