diff --git a/docker/nginx/conf.d/podnoms.conf b/docker/nginx/conf.d/podnoms.conf
index f8424d6..1edb635 100755
--- a/docker/nginx/conf.d/podnoms.conf
+++ b/docker/nginx/conf.d/podnoms.conf
@@ -62,8 +62,8 @@ server {
         proxy_pass http://api:5000/;
 
         proxy_http_version 1.1;
+        proxy_set_header Connection $http_connection;
         proxy_set_header Upgrade $http_upgrade;
-        proxy_set_header Connection "upgrade";
     }
 }