{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    home-manager = {
      url = "github:nix-community/home-manager/master";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = { self, nixpkgs, home-manager, ... }@inputs: {
    nixosConfigurations.ahrc-pc = nixpkgs.lib.nixosSystem {
      system = "x86_64-linux";
      modules = [
        ./ahrc-pc/configuration.nix
        home-manager.nixosModules.home-manager
        {
          home-manager.useGlobalPkgs = true;
          home-manager.useUserPackages = true;
          home-manager.users.ahurac = import ./ahrc-pc/home.nix;
        }
      ];
    };

    nixosConfigurations.ahrc-laptop = nixpkgs.lib.nixosSystem {
      system = "x86_64-linux";
      modules = [
        ./ahrc-laptop/configuration.nix
        home-manager.nixosModules.home-manager
        {
          home-manager.useGlobalPkgs = true;
          home-manager.useUserPackages = true;
          home-manager.users.ahurac = import ./ahrc-laptop/home.nix;
        }
      ];
    };
  };
}