diff --git a/default b/default
index 97c5996..19ecd43 100644
--- a/default
+++ b/default
@@ -13,6 +13,7 @@ server {
     proxy_buffers           4 32k;
     client_max_body_size    8m;
     client_body_buffer_size 128k;
-
+    proxy_set_header        Upgrade $http_upgrade;
+    proxy_set_header        Connection "upgrade";
   }
 }