diff --git a/conf/nginx.conf b/conf/nginx.conf
index 0c302cc..0aefc2d 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -5,6 +5,7 @@ location __PATH__/ {
   more_set_headers    "X-Frame-Options: SAMEORIGIN";
   proxy_set_header    Host $host;
   proxy_http_version  1.1;
+  proxy_request_buffering off;
   proxy_set_header Upgrade $http_upgrade;
   proxy_set_header Connection upgrade;