diff --git a/README.md b/README.md
index 8f72e89..34a4b52 100644
--- a/README.md
+++ b/README.md
@@ -71,6 +71,7 @@ All POST endpoints take JSON-encoded bodies.
     and querystring arguments, so long as it is hosted at one
     of the following webmaker desktop domains:
     * webmaker-desktop-staging.herokuapp.com
+    * beta.webmaker.org
 
 ### Methods
 
diff --git a/makes.js b/makes.js
index 3bf83f4..b945407 100644
--- a/makes.js
+++ b/makes.js
@@ -4,7 +4,7 @@ var urlParse = require('url').parse;
 var MOFODEV_URL_RE = /^https?:\/\/[A-Za-z0-9_\-]+\.mofodev\.net\//;
 var HTTPS_MAKES_URL_RE = /^https:\/\/[A-Za-z0-9_\-]+\.makes\.org\//;
 var GOGGLES_URL_RE = /^http:\/\/[A-Za-z0-9_\-]+\.makes\.org\/goggles\//;
-var WEBMAKER_DESKTOP_RE = /^https:\/\/webmaker-desktop-staging\.herokuapp\.com/;
+var WEBMAKER_DESKTOP_RE = /^https:\/\/(webmaker-desktop-staging\.herokuapp\.com|beta\.webmaker\.org)\//;
 var ENDS_WITH_UNDERSCORE_RE = /_$/;
 
 function hostnameAndPath(url) {