{
  description = "sqlfmt packaged using poetry2nix";

  inputs = {
    flake-utils.url = "github:numtide/flake-utils";
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable-small";
    poetry2nix = {
      url = "github:nix-community/poetry2nix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = { self, nixpkgs, flake-utils, poetry2nix }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = nixpkgs.legacyPackages.${system};

        src = pkgs.fetchFromGitHub {
          owner = "tconbeer";
          repo = "sqlfmt";
          rev = "v0.21.3";
          sha256 = "1sx8gf13pwsw63v5hfnml18fs2lnb2piigc1d4q8hmiywzmhzf85";
        };
        inherit (poetry2nix.lib.mkPoetry2Nix { inherit pkgs; }) mkPoetryApplication;
      in
      {
        packages = {
          sqlfmt = mkPoetryApplication {
            projectDir = src;
          };
          default = self.packages.${system}.sqlfmt;
        };
      });
}