diff --git a/index.md b/index.md
index da6a940..07306ff 100644
--- a/index.md
+++ b/index.md
@@ -16,6 +16,7 @@ Setup [nginx](https://www.nginx.com/) webserver. Nginx is an open source reverse
   * [nginx_client_max_body_size](#nginx-client-max-body-size)
   * [nginx_csp_enabled](#nginx-csp-enabled)
   * [nginx_csp_options](#nginx-csp-options)
+  * [nginx_error_location](#nginx-error-location)
   * [nginx_error_log](#nginx-error-log)
   * [nginx_error_page](#nginx-error-page)
   * [nginx_group](#nginx-group)
@@ -132,6 +133,20 @@ nginx_csp_options:
       - https://mypage.com
 ```
 
+### nginx_error_location
+
+Default error location. If set, the defined location will be automatically added once to every server block to handle custom error sites.
+
+#### Example usage
+
+```YAML
+nginx_error_location:
+  match: /
+  root: /var/www/vhosts/default
+  index: index.html
+  custom_options:
+```
+
 ### nginx_error_log
 
 #### Default value
@@ -461,6 +476,7 @@ nginx_vhosts_default:
             proxy_send_timeout: 3600s
             proxy_headers: []
             proxy_intercept_errors: "off"
+            custom_options:
         custom_options:
           - 'deny: all'
 ```