diff --git a/README.md b/README.md
index d91bb75..957071c 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,7 @@ Role Variables
 | Variable | Default | Description |
 |-|-|-|
 | postfix_vhost | inventory_hostname | What mod_md certificate should be used for Postfix |
+| domain_list | Undefined | List of strings for domains to accept email for and send to local LMTP for |
 
 Dependencies
 ------------