anchor.diff:  
   let
     pname = "yabai";
  -  version = "4.0.2";
  +  version = "4.0.4";
   
     test-version = testers.testVersion {
       package = yabai;
  
positive.code:       owner = "koekeishiya";
        repo = "yabai";
        rev = "v${version}";
        sha256 = "sha256-DXDdjI4kkLcRUNtMoSu7fJ0f3fUty88o5ZS6lJz0cGU=";
      };
  
      nativeBuildInputs = [
  
negative.code: { lib
  , stdenv
  , stdenvNoCC
  , fetchFromGitHub
  , fetchzip
  , writeShellScript
  