diff --git a/nginx.conf b/nginx.conf
index d4fc69e..7b3267f 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -28,7 +28,6 @@ http {
     server {
         listen       80;
         listen  [::]:80;
-        server_name  _;
 
 
         location /api {
@@ -38,6 +37,10 @@ http {
           proxy_set_header X-Forwarded-Port $server_port;
           proxy_set_header Host $host;
           rewrite "^/api/(.*)$" /$1 break;
+          proxy_http_version 1.1;
+          proxy_set_header Upgrade $http_upgrade;
+          proxy_set_header Connection 'upgrade';
+          client_max_body_size  30m;
         }
 
         location / {