anchor.diff:  
   stdenv.mkDerivation rec {
     pname = "switchboard";
  -  version = "2.4.0";
  +  version = "6.0.0";
   
     src = fetchFromGitHub {
       owner = "elementary";
       repo = pname;
       rev = version;
  -    sha256 = "sha256-N3WZysLIah40kcyIyhryZpm2FxCmlvp0EB1krZ/IsYs=";
  +    sha256 = "02dfsrfmr297cxpyd5m3746ihcgjyfnb3d42ng9m4ljdvh0dxgim";
     };
   
     passthru = {
  
positive.code: { lib, stdenv
  , fetchFromGitHub
  , nix-update-script
  , pantheon
  , pkg-config
  
negative.code: , vala
  , gtk3
  , libgee
  , libhandy
  , granite
  , gettext
  , clutter-gtk
  