diff --git a/conf/nginx.conf b/conf/nginx.conf
index b374ab5..8e0f1d4 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -5,6 +5,7 @@ location __PATH__ {
   proxy_set_header X-Real-IP $remote_addr;
   proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
   proxy_set_header X-Forwarded-Proto $scheme;
+  proxy_set_header Host $host;
   proxy_http_version 1.1;
   proxy_no_cache $cookie_session;
   proxy_set_header Upgrade $http_upgrade;