it was unduely removed in https://github.com/NixOS/nixpkgs/pull/225285 See 3cc8b4477e (diff-023a4624b5b2b252529285ae13a4827ca0343fc11a93630c0a6c87eb550b258a)
3cc8b4477e (diff-023a4624b5b2b252529285ae13a4827ca0343fc11a93630c0a6c87eb550b258a)