diff --git a/index.md b/index.md
index 7dcd704..36dd15b 100644
--- a/index.md
+++ b/index.md
@@ -9,6 +9,7 @@ Manage Hetzner Cloud server instances
 
 * [Default Variables](#default-variables)
   * [hcloud_server](#hcloud-server)
+  * [hcloud_server_default_api_token](#hcloud-server-default-api-token)
   * [hcloud_server_rdns](#hcloud-server-rdns)
   * [hcloud_server_volumes](#hcloud-server-volumes)
 * [Dependencies](#dependencies)
@@ -38,6 +39,14 @@ hcloud_server:
     api_token: "{{ hcloud_server_api_token | default(omit) }}"
 ```
 
+### hcloud_server_default_api_token
+
+#### Default value
+
+```YAML
+hcloud_server_default_api_token: _unset_
+```
+
 ### hcloud_server_rdns
 
 #### Default value