diff --git a/readme.md b/readme.md
index e62aba03..19ede3ce 100644
--- a/readme.md
+++ b/readme.md
@@ -111,8 +111,8 @@ server {
 
    location / {
       proxy_set_header X-Forwarded-For    $proxy_add_x_forwarded_for;
-      proxy_set_header  X-Forwarded-Proto $scheme;
-      proxy_set_header  Host              $host;
+      proxy_set_header X-Forwarded-Proto  $scheme;
+      proxy_set_header Host               $http_host;
       proxy_set_header Upgrade            $http_upgrade;
       proxy_set_header Connection         "upgrade";