diff --git a/frontends/etiquette_flask/backend/common.py b/frontends/etiquette_flask/backend/common.py
index 2ad7d1e..55197fd 100644
--- a/frontends/etiquette_flask/backend/common.py
+++ b/frontends/etiquette_flask/backend/common.py
@@ -1,6 +1,6 @@
 '''
 Do not execute this file directly.
-Use etiquette_flask_launch.py to start the server with gevent.
+Use etiquette_flask_dev.py or etiquette_flask_prod.py.
 '''
 import flask; from flask import request
 import gzip