diff --git a/templates/nginx/origin.conf b/templates/nginx/origin.conf
index 8f80c0b..f891d7e 100644
--- a/templates/nginx/origin.conf
+++ b/templates/nginx/origin.conf
@@ -27,13 +27,21 @@ server {
     proxy_http_version 1.1;
     proxy_redirect     off;
 
+{% if item.external %}
+    proxy_set_header Connection        "upgrade";
+    proxy_set_header HOST              $host;
+    proxy_set_header Upgrade           $http_upgrade;
+    proxy_set_header X-Forwarded-For   $remote_addr;
+    proxy_set_header X-Forwarded-Host  $host;
+    proxy_set_header X-Forwarded-Port  $server_port;
+    proxy_set_header X-Forwarded-Proto $scheme;
+    proxy_set_header X-Real-IP         $remote_addr;
+{% else %}
     proxy_set_header Connection        "upgrade";
     proxy_set_header HOST              $http_host;
     proxy_set_header Upgrade           $http_upgrade;
     proxy_set_header X-Forwarded-For   $http_x_forwarded_for;
     proxy_set_header X-Forwarded-Proto $scheme;
-{% if item.set_x_real_ip_to_remote_addr %}
-    proxy_set_header X-Real-IP         $remote_addr;
 {% endif %}
 
     proxy_pass http://{{ item.upstream }};