brew update problem - Cask 'librewolf' is unreadable

Hey!

I cannot update Librewolf anymore. This is the error message I get when I do a brew update:

Error: Cask 'librewolf' is unreadable: undefined method `csv' for "97.0.2,1,fecd166b8f84dc13ceba6acfc77797fe":Cask::DSL::Version

I tried so far:

  • brew update
  • brew upgrade
  • brew install --cask librewolf
  • brew install --cask librewolf --force

Output of brew doctor --verbose --debug

Error: Cask 'librewolf' is unreadable: undefined method `csv' for "97.0.2,1,fecd166b8f84dc13ceba6acfc77797fe":Cask::DSL::Version
/usr/local/Homebrew/Library/Taps/homebrew/homebrew-cask/Casks/librewolf.rb:12:in `block in load'
/usr/local/Homebrew/Library/Homebrew/cask/cask.rb:61:in `instance_eval'
/usr/local/Homebrew/Library/Homebrew/cask/cask.rb:61:in `config='
/usr/local/Homebrew/Library/Homebrew/cask/cask.rb:48:in `initialize'
/usr/local/Homebrew/Library/Homebrew/cask/cask_loader.rb:43:in `new'
/usr/local/Homebrew/Library/Homebrew/cask/cask_loader.rb:43:in `cask'
/usr/local/Homebrew/Library/Homebrew/cask/cask_loader.rb:87:in `cask'
/usr/local/Homebrew/Library/Homebrew/cask/cask_loader.rb:144:in `cask'
/usr/local/Homebrew/Library/Taps/homebrew/homebrew-cask/Casks/librewolf.rb:1:in `load'
/usr/local/Homebrew/Library/Homebrew/cask/cask_loader.rb:72:in `instance_eval'
/usr/local/Homebrew/Library/Homebrew/cask/cask_loader.rb:72:in `load'
/usr/local/Homebrew/Library/Homebrew/cask/caskroom.rb:43:in `block in casks'
/usr/local/Homebrew/Library/Homebrew/cask/caskroom.rb:39:in `map'
/usr/local/Homebrew/Library/Homebrew/cask/caskroom.rb:39:in `casks'
/usr/local/Homebrew/Library/Homebrew/cmd/doctor.rb:51:in `doctor'
/usr/local/Homebrew/Library/Homebrew/brew.rb:122:in `<main>'

Any ideas what to do?

BR panda