diff --git a/nix/nix.nix b/nix/nix.nix
index b8a8e26..9386e1e 100644
--- a/nix/nix.nix
+++ b/nix/nix.nix
@@ -1,4 +1,4 @@
-{config, pkgs, lib, myLib, ...}:
+{config, pkgs, lib, myLib, nixpkgs, nixpkgs-unstable, ...}:
 with lib;
 with myLib;
 let
@@ -99,5 +99,10 @@ in
     nix.settings.cores = mkIf (generalCfg.cores != null) generalCfg.cores;
     nix.settings.max-jobs = mkIf (generalCfg.cores != null) (math.log2 generalCfg.cores);
 
+    nix.registry = {
+      nixpkgs.flake = nixpkgs;
+      nixpkgs-unstable.flake = nixpkgs-unstable;
+    };
+
   };
 }