```ruby
class Ynab < Cask
  url 'http://www.youneedabudget.com/CDNOrigin/download/ynab4/liveCaptive/Mac/YNAB4_LiveCaptive_4.3.351.dmg'
  homepage 'http://www.youneedabudget.com/'
  version '4.3.351'
  sha256 '37cecbef4cfee46684856ac8455759ce9d2bb063c077eac3602940c46a96b949'
  link 'YNAB 4.app'
end
```

Update YNAB to new version.
user
```ruby
class Ynab < Cask
  url 'http://www.youneedabudget.com/CDNOrigin/download/ynab4/liveCaptive/Mac/YNAB4_LiveCaptive_4.3.451.dmg'
  homepage 'http://www.youneedabudget.com/'
  version '4.3.451'
  sha256 '088f61e0e772193f6dac61e22067b1696246f214d7c9887f95d180cfabb57e25'
  link 'YNAB 4.app'
end
```
assistant