diff --git a/Notify_faast.md b/Notify_faast.md
index fd7595f..9277512 100644
--- a/Notify_faast.md
+++ b/Notify_faast.md
@@ -14,6 +14,7 @@ Valid syntax is as follows:
 | Variable    | Required | Description
 | ----------- | -------- | -----------
 | authorizationtoken    | Yes      | The authorization token associated with your Faast account.
+| image       | No       | Associate an image with the message. By default this is enabled.
 
 #### Example
 Send a Faast notification