diff --git a/backend-nginx.conf b/backend-nginx.conf
index ab87773..a9be7c1 100644
--- a/backend-nginx.conf
+++ b/backend-nginx.conf
@@ -9,6 +9,10 @@ server {
 
     location / {
       proxy_pass http://localhost:7100;
+      proxy_http_version 1.1;
+      proxy_set_header Upgrade $http_upgrade;
+      proxy_set_header Connection "Upgrade";
+      proxy_set_header Host $host;
     }
 }