Hi! I was excited to see the release announcement for Nix 2.4 , but I do not understand how to install it via configuration.nix. What is the one true way to do it? Here is what I’ve gathered so far: This comment says that Nix 2.4 is available in nixpkgs-unstable, but I don’t know how (or if I eve…

To install a specific version you can set the nix.package option in your configuration.nix. To get version 2.4 from the unstable channel, you could do e.g. { config, pkgs, ... }: { nix.package = let pkgsUnstable = import (pkgs.fetchFromGitHub { owner = "nixos"; repo = "nixpkgs"…

How do I install nix 2.4?

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rofrol November 26, 2021, 7:06am 10

Our current preference is to revert the default Nix version to 2.3 ONLY for the 21.11 release