javascript: JS error thrown with Atom eslint plugin

using:

├── eslint@3.3.1
├── eslint-config-airbnb-base@5.0.3
├── eslint-plugin-import@1.14.0

Error: /Users/ethanc/workspace/eslint-plugin-jsx-a11y/node_modules/eslint-config-airbnb-base/rules/style.js:
    Configuration for rule "indent" is invalid:
    Value "data["1"].outerIIFEBody" has additional properties.
Referenced from: airbnb-base
Referenced from: /Users/ethanc/workspace/eslint-plugin-jsx-a11y/.eslintrc
    at validateRuleOptions (/Users/ethanc/workspace/eslint-plugin-jsx-a11y/node_modules/eslint/lib/config/config-validator.js:116:15)
    at /Users/ethanc/workspace/eslint-plugin-jsx-a11y/node_modules/eslint/lib/config/config-validator.js:163:13
    at Array.forEach (native)
    at Object.validate (/Users/ethanc/workspace/eslint-plugin-jsx-a11y/node_modules/eslint/lib/config/config-validator.js:162:35)
    at load (/Users/ethanc/workspace/eslint-plugin-jsx-a11y/node_modules/eslint/lib/config/config-file.js:523:19)
    at /Users/ethanc/workspace/eslint-plugin-jsx-a11y/node_modules/eslint/lib/config/config-file.js:392:36
    at Array.reduceRight (native)
    at applyExtends (/Users/ethanc/workspace/eslint-plugin-jsx-a11y/node_modules/eslint/lib/config/config-file.js:363:28)
    at load (/Users/ethanc/workspace/eslint-plugin-jsx-a11y/node_modules/eslint/lib/config/config-file.js:530:22)
    at /Users/ethanc/workspace/eslint-plugin-jsx-a11y/node_modules/eslint/lib/config/config-file.js:392:36