final: prev: {
  phantomstyle =
    prev.stdenv.mkDerivation
    {
      pname = "phantomstyle";
      version = "6e9580b";
      src =
        builtins.fetchGit
        {
          url = "https://github.com/randrew/phantomstyle.git";
          rev = "6e9580b72e372b5acecd616434eaf441bf73bcf4";
        };
      dontWrapQtApps = true;
      buildInputs = [prev.libsForQt5.qt5.qtbase];
      buildPhase = ''
        cd src/styleplugin
        qmake && make
      '';
      installPhase = ''
        mkdir -p $out/$qtPluginPrefix/styles
        mv libphantomstyleplugin.so $out/$qtPluginPrefix/styles
      '';
    };
}