diff --git a/README.md b/README.md
index 46005759..d5c023ab 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,8 @@ easy to test, easy to hack, isomorphic JavaScript application.
 If we are able to create an isomorphic application testing is be easier
 and SEO is possible.
 
+The code is JavaScript ECMA 6.
+
 
 Getting started
 ===============
@@ -23,5 +25,5 @@ npm run build
 Reading list
 ============
 - [alt.js](http://alt.js.org/)
-
+- [alt.js readme](https://github.com/goatslacker/alt)