babel5 breaks when promise is included

test.js

// webpack.config.js
module.exports = {
  entry: {
    'test': './test',
  },
  output: {
    filename: 'output.js',
  },
  module: {
    loaders: [
      {
        test: /\.js$/,
        loader: 'babel',
        query: {
          optional: ['runtime'],
          stage: 3,
          loose: 'all',
        },
      },
    ],
  },
};
// package.json
{
  "name": "test",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "babel-core": "^5.8.38",
    "babel-loader": "^5.4.0",
    "babel-runtime": "^5.8.38",
    "webpack": "^1.13.1"
  }
}
// test.js
Promise