```ruby
class BeatportPro < Cask
  version '2.1.0_133'
  sha256 'd668c8fb82be5a5402a2470f7f65df75d08bad84352a609ea694290e29df93e2'

  url "http://pro.beatport.com/mac/#{version}/beatportpro_#{version}.dmg"
  homepage 'http://pro.beatport.com/'
  license :unknown

  app 'Beatport Pro.app'
end
```

Update Beatport Pro to 2.1.1_137
user
```ruby
class BeatportPro < Cask
  version '2.1.1_137'
  sha256 '62526d08723e5a54953473a2c1530e5b298ab2a50a491dd2a846bf7c0b9499cb'

  url "http://pro.beatport.com/mac/#{version}/beatportpro_#{version}.dmg"
  homepage 'http://pro.beatport.com/'
  license :unknown

  app 'Beatport Pro.app'
end
```
assistant