anchor.diff:    meta = with lib; {
       description = "Switchboard Sound Plug";
       homepage = "https://github.com/elementary/switchboard-plug-sound";
  -    license = licenses.lgpl2Plus;
  +    license = licenses.lgpl21Plus;
       platforms = platforms.linux;
       maintainers = pantheon.maintainers;
     };
  
positive.code:   buildInputs = [
      granite
      gtk3
      libcanberra
      libcanberra-gtk3
      libgee
      pulseaudio
  
negative.code: , granite
  , gtk3
  , pulseaudio
  , libcanberra-gtk3
  , switchboard
  }:
  
  stdenv.mkDerivation rec {
    pname = "switchboard-plug-sound";
    version = "2.2.7";
  
    src = fetchFromGitHub {
      owner = "elementary";
      repo = pname;
      rev = version;
      sha256 = "0yjqws7ryfid9lcafgzzbfnjjwccsankscwdwqfw486qid85whzc";
    };
  
    patches = [
      # Upstream code not respecting our localedir
      # https://github.com/elementary/switchboard-plug-sound/pull/203
      (fetchpatch {
        url = "https://github.com/elementary/switchboard-plug-sound/commit/1f3b9f001ace4c457ab194158dff04ba5e25d278.patch";
        sha256 = "1lmf2bbif2wkfv500nxbqxp8jdmnjg8yk8xhx3g2g55d15rc5hk4";
      })
    ];
  
    passthru = {
      updateScript = nix-update-script {
  