---
tags:
  - nixos
---
https://github.com/nix-community/home-manager/issues/1107


```nix
{ config, pkgs, ... }:

let
  pkgsUnstable = import <unstable> {};
in

{
  nixpkgs.overlays = [
    (final: previous: {
      skim = pkgsUnstable.skim;
    })
  ];

  programs.home-manager.enable = true;
  programs.skim.enable = true;
}
```