diff --git a/index.md b/index.md
index 9f6821d..9a3b56c 100644
--- a/index.md
+++ b/index.md
@@ -469,7 +469,10 @@ nginx_vhosts_default:
           - match: /
             root: /var/www/vhosts/default
             index: index.html
-            add_headers: []
+            add_headers:
+              - name:
+                value:
+                always: True
             proxy_pass:
             proxy_http_version: "1.1"
             proxy_buffering: "off"