diff --git a/portainer/rootfs/etc/nginx/includes/proxy_params.conf b/portainer/rootfs/etc/nginx/includes/proxy_params.conf
index 83f3be231..85204b163 100644
--- a/portainer/rootfs/etc/nginx/includes/proxy_params.conf
+++ b/portainer/rootfs/etc/nginx/includes/proxy_params.conf
@@ -1,12 +1,15 @@
+proxy_connect_timeout       30m;
 proxy_http_version          1.1;
 proxy_ignore_client_abort   off;
-proxy_read_timeout          86400s;
+proxy_read_timeout          30m;
 proxy_redirect              off;
-proxy_send_timeout          86400s;
+proxy_send_timeout          30m;
 proxy_max_temp_file_size    0;
 
 proxy_set_header Accept-Encoding "";
-proxy_set_header Host $http_host;
+proxy_set_header Connection $connection_upgrade;
+proxy_set_header Origin $http_origin;
+proxy_set_header Upgrade $http_upgrade;
 proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
 proxy_set_header X-Forwarded-Proto $scheme;
 proxy_set_header X-NginX-Proxy true;