diff --git a/web/setting.py b/web/setting.py
index 31a634367..46672561d 100755
--- a/web/setting.py
+++ b/web/setting.py
@@ -57,8 +57,8 @@ threads = workers * 1
 backlog = 512
 reload = False
 daemon = True
-worker_class = 'geventwebsocket.gunicorn.workers.GeventWebSocketWorker'
-# worker_class = 'eventlet'
+# worker_class = 'geventwebsocket.gunicorn.workers.GeventWebSocketWorker'
+worker_class = 'eventlet'
 timeout = 600
 keepalive = 60
 preload_app = True