diff --git a/README.md b/README.md
index 68600c9..c519e4c 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ and automatically
 analyzes modules references and downloads any dependencies on first access prior to
 executing modules. Remotely downloaded modules are retained so they only need 
 to be downloaded once. Nodules supports standard CommonJS modules, 
-CommonJS module transport format via require and require.ensure.
+and CommonJS module transport format via require, require.ensure, [require.def](http://wiki.commonjs.org/wiki/Modules/Transport/C), and [require.define](http://wiki.commonjs.org/wiki/Modules/Transport/D).
 
 To see Nodules in action right away, go into the "example" directory, and you can start
 the example "package" with: