{
  pkgs,
  config,
  lib,
  ...
}:
lib.mkIf config.desktop.xserver.enable {
  xsession = {
    enable = true;
    profileExtra = ''
      ${pkgs.mate.mate-polkit}/usr/lib/mate-polkit/polkit-mate-authentication-agent-1 &
      ${pkgs.darkman}/bin/darkman set dark
    '';
  };
}