Heroku Changelog Node.js support now defaults to the latest version

Change effective on 11 March 2013

Heroku Node.js now uses the latest versions of Node.js and npm by default. To use a specific version of Node.js and/or npm in your app, edit the engines section of your package.json:

  "name": "myapp",
  "version": "0.0.1",
  "engines": {
    "node": "0.8.x",
    "npm":  "1.2.x"

The available versions of Node.js and npm can be found here:

See the documentation to learn more.