anchor.diff:  
   stdenv.mkDerivation rec {
     pname = "tauon";
  -  version = "7.2.1";
  +  version = "7.3.1";
   
     src = fetchFromGitHub {
       owner = "Taiko2k";
       repo = "TauonMusicBox";
       rev = "v${version}";
  -    sha256 = "sha256-wEGdqMKLhKjnxNTgqNQpUpYkMk/FuRAKsWX+P/9nUG4=";
  +    sha256 = "sha256-g3mRVPOXU3N+MApLaHAAIIsVuVv2GeB1Nj//8tuS0oI=";
     };
   
     postPatch = ''
  
positive.code:     mpg123
      opusfile
      pango
      pulseaudio
      wavpack
    ];
  
  
negative.code:     install -Dm755 extra/tauonmb.desktop $out/share/applications/tauonmb.desktop
      mkdir -p $out/share/icons/hicolor/scalable/apps
      install -Dm644 extra/tauonmb{,-symbolic}.svg $out/share/icons/hicolor/scalable/apps
    '';
  
    meta = with lib; {
      description = "The Linux desktop music player from the future";
  