diff --git a/config/nix.nix b/config/nix.nix
index c693596..f964444 100644
--- a/config/nix.nix
+++ b/config/nix.nix
@@ -1,4 +1,4 @@
-{ nixpkgs, pkgs, config, lib, ... }:
+{ nixpkgs, nixpkgs-git, nixpkgs-stable, pkgs, config, lib, ... }:
 
 let
   cfg = config.machine;
@@ -6,7 +6,11 @@ let
 in {
   nix = {
     package = pkgs.nix;
-    registry.nixpkgs.flake = nixpkgs;
+    registry = {
+      nixpkgs.flake = nixpkgs;
+      nixpkgs-git.flake = nixpkgs-git;
+      nixpkgs-stable.flake = nixpkgs-stable;
+    };
     settings = {
       max-jobs = 4;
       cores = 1;