diff --git a/kiri-websocket-server/Server.php b/kiri-websocket-server/Server.php
index 905e6d9b..28bbf190 100644
--- a/kiri-websocket-server/Server.php
+++ b/kiri-websocket-server/Server.php
@@ -59,12 +59,12 @@ class Server extends AbstractServer
 	{
 		$collector = $this->getContainer()->get(Sender::class);
 
-		$fds = $this->getContainer()->get(FdCollector::class);
+//		$fds = $this->getContainer()->get(FdCollector::class);
 
 		if (!$collector->isEstablished($fd)) {
 			return;
 		}
-		$fds->remove($fd);
+//		$fds->remove($fd);
 
 		if ($this->callback instanceof OnCloseInterface) {
 			$this->callback->onClose($fd);