diff --git a/README.md b/README.md
index 041d932..d428a55 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,9 @@
 
 [![Build Status](https://travis-ci.org/choiceaustralia/discourse-donations.svg?branch=master)](https://travis-ci.org/choiceaustralia/discourse-donations)
 
-Accept donations in Discourse! Integrates with [Stripe](https://stripe.com).
+Accept donations in Discourse! Integrates with [Stripe](https://stripe.com). 
+
+Note: Stripe requires HTTPS.
 
 ## Installation