diff --git a/README.md b/README.md
index 97a1c10..5cd7603 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,7 @@ It provides
   emails and receive an invite (`https://slack.yourdomain.com`)
 - An `<iframe>` badge to embed on any website
   that shows connected users in *realtime* with socket.io.
+- Google reCaptcha integration to discourage spammers from hitting the invite limit 
 - A SVG badge that works well from static mediums
   (like GitHub README pages)