polyfill-service-url-builder unknown argument: browser

➜ npx create-polyfill-service-url analyse --file baguetteBox.min.js --browser "IE 11"
npx: installed 611 in 24.129s
create-polyfill-service-url analyse

Analyse a JavaScript file and generate a polyfill.io URL based on all the
features that are being used from within the JavaScript file.

Options:
  --version  Show version number                                       [boolean]
  --help     Show help                                                 [boolean]
  --file     The file that should be analysed                 [array] [required]

Unknown argument: browser