final: prev: {
  freecad = prev.freecad.overrideAttrs (old: {
    nativeBuildInputs = (old.nativeBuildInputs or []) ++ [ final.makeWrapper ];

    postFixup = (old.postFixup or "") + ''
      wrapProgram $out/bin/FreeCAD \
        --set QT_QPA_PLATFORM xcb
    '';
  });
}