Main motivation for is the bugfix regarding flake-follows and path-inputs[1]. An overview over all changes - mostly bugfixes - can be found on GitHub[2]. [1] https://github.com/NixOS/nix/pull/4641 [2] https://github.com/NixOS/nix/compare/47e96bb...3c56f62093601143838af923195f630d8ffae2d4 (cherry picked from commit 04b552c32312e8067ab5e3948513ce4624f35c4d)