{
  "name": "mdn-data",
  "version": "2.0.13",
  "description": "Open Web data by the Mozilla Developer Network",
  "main": "index.js",
  "files": [
    "api/*.json",
    "css/*.json",
    "l10n/*.json"
  ],
  "repository": {
    "type": "git",
    "url": "https://github.com/mdn/data.git"
  },
  "keywords": [
    "data",
    "mdn",
    "mozilla",
    "css"
  ],
  "author": "Mozilla Developer Network",
  "license": "CC0-1.0",
  "bugs": {
    "url": "https://github.com/mdn/data/issues"
  },
  "homepage": "https://developer.mozilla.org",
  "devDependencies": {
    "ajv": "^5.0.1",
    "better-ajv-errors": "^0.5.1"
  },
  "scripts": {
    "lint": "node test/lint",
    "travis": "npm test",
    "test": "npm run lint"
  }
}

{
  "name": "mdn-data",
  "version": "2.0.13",
  "description": "Open Web data by the Mozilla Developer Network",
  "main": "index.js",
  "files": [
    "api/index.js",
    "api/*.json",
    "css/index.js",
    "css/*.json",
    "l10n/index.js",
    "l10n/*.json"
  ],
  "repository": {
    "type": "git",
    "url": "https://github.com/mdn/data.git"
  },
  "keywords": [
    "data",
    "mdn",
    "mozilla",
    "css"
  ],
  "author": "Mozilla Developer Network",
  "license": "CC0-1.0",
  "bugs": {
    "url": "https://github.com/mdn/data/issues"
  },
  "homepage": "https://developer.mozilla.org",
  "devDependencies": {
    "ajv": "^5.0.1",
    "better-ajv-errors": "^0.5.1"
  },
  "scripts": {
    "lint": "node test/lint",
    "travis": "npm test",
    "test": "npm run lint"
  }
}

Fix "files" to include .js files explicitly
Fix "files" to include .js files explicitly