diff --git a/public/docs/js/latest/quickstart.jade b/public/docs/js/latest/quickstart.jade
index c12c36ee80..0b3a940e9a 100644
--- a/public/docs/js/latest/quickstart.jade
+++ b/public/docs/js/latest/quickstart.jade
@@ -67,7 +67,9 @@ p.
       touch index.html
       touch app.es6
 
-  .alert.is-helpful The <code>.es6</code> extension signifies that the file uses ES6 syntax.
+  .alert.is-helpful.
+    The <code>.es6</code> extension signifies that the file uses ES6 syntax. If your editor doesn't
+    support syntax highlighting for .es6, use .js.
 
   p Inside of <code>app.es6</code>, import the required modules from Angular: