diff --git a/Settings.md b/Settings.md
index 8790892..1cb3696 100644
--- a/Settings.md
+++ b/Settings.md
@@ -141,6 +141,9 @@ Allow a Body for all HTTP Methods. (default set to false).
 Allow any HttpStatusCode in the response. Also null, 0, empty or invalid. (default set to false).
 _Note : this will not work when hosting a Docker container in Azure_
 
+### AllowedCustomHandlebarHelpers
+Defines the allowed custom HandlebarHelpers which can be used. Possible values are `None`, `File` and `All`. By default it's `None`.
+
 ### AdminUsername 
 The username needed for __admin access.