```ruby
class DiskInventoryX < Cask
  url 'http://www.alice-dsl.net/tjark.derlien/DIX1.0Universal.dmg'
  homepage 'http://www.derlien.com/'
  version '1.0'
  sha256 'f61c070a1ec8f29ee78b8a7c84dd4124553098acc87134e2ef05dbaf2a442636'
  link 'Disk Inventory X.app'
end
```

Fix Disk Inventory X 403 error
user
```ruby
class DiskInventoryX < Cask
  url 'http://www.alice-dsl.net/tjark.derlien/DIX1.0Universal.dmg',
    :user_agent => :fake
  homepage 'http://www.derlien.com/'
  version '1.0'
  sha256 'f61c070a1ec8f29ee78b8a7c84dd4124553098acc87134e2ef05dbaf2a442636'
  link 'Disk Inventory X.app'
end
```
assistant