let
    all-hies = import (fetchTarball "https://github.com/infinisil/all-hies/tarball/master") {};
  in
  {
  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    brave
    clawsMail
    discord
    ghc
    git
    google-chrome

#    [
    # Install stable HIE for GHC 8.6.4, 8.6.3 and 8.4.3
    (all-hies.selection { selector = p: { inherit (p) ghc864 ghc863 ghc843; }; })
#    ];

  ];
}