diff --git a/flake.nix b/flake.nix
index a0872ff..9498035 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,7 +6,7 @@
     zentralwerk-network-key.url = "git+https://gitea.c3d2.de/zentralwerk/network.git?dir=nix/key&ref=nix";
   };
 
-  outputs = { self, nixpkgs, zentralwerk-network-key }:
+  outputs = inputs@{ self, nixpkgs, zentralwerk-network-key }:
     let
       system = "x86_64-linux";
       systems = [ system ];
@@ -19,9 +19,9 @@
           specialArgs.hostName = name;
           specialArgs.lib = self.lib;
           specialArgs.self = self;
+          specialArgs.inputs = inputs;
         };
-    in
-    {
+    in {
       lib = nixpkgs.lib.extend (final: prev:
         import ./nix/lib {
           inherit self;
diff --git a/nix/nixos-module/defaults.nix b/nix/nixos-module/defaults.nix
index 47dbe61..725bcaf 100644
--- a/nix/nixos-module/defaults.nix
+++ b/nix/nixos-module/defaults.nix
@@ -1,9 +1,13 @@
-{ hostName, pkgs, ... }:
+{ hostName, inputs, pkgs, ... }:
 
 {
   nix = {
     package = pkgs.nixFlakes;
     extraOptions = "experimental-features = nix-command flakes";
+    registry = {
+      nixpkgs.flake = inputs.nixpkgs;
+      zentralwerk-network.flake = inputs.self;
+    };
   };
 
   environment.systemPackages = with pkgs; [