diff --git a/README.md b/README.md
index 6cb46d1..9a80a91 100644
--- a/README.md
+++ b/README.md
@@ -194,7 +194,9 @@ invites =
 ; Path to store emails addresses in JSON
 emails = 
 ; Path to the user policy template. Can be acquired with get-template.
-user_template = 
+user_template =
+; Path to custom bootstrap.css
+custom_css =
 ```