diff --git a/web/mattermost b/web/mattermost
index 190454c..e06e25d 100644
--- a/web/mattermost
+++ b/web/mattermost
@@ -1,8 +1,11 @@
-server {
-    listen         80;
-    server_name    chat.navercorp.com;
-    return         301 https://$server_name$request_uri;
-}
+# Uncomment the below configuration and set the server_name correctly if you
+# want to redirect http to https
+#
+# server {
+#     listen         80;
+#     server_name    mattermost.example.com
+#     return         301 https://$server_name$request_uri;
+# }
 
 server {
     listen 443;