diff --git a/flake.nix b/flake.nix
index 69f6758..ad9444e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,16 +1,21 @@
 # /etc/nixos/flake.nix
 {
-  description = "flake for mira::auxin";
+  description = "flake for mira::{auxin, leptin, gastrin}";
 
   inputs = {
     nixpkgs = {
       url = "github:NixOS/nixpkgs/nixos-unstable";
     };
+    nix-darwin = {
+      url = "github:LnL7/nix-darwin";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
   outputs = {
     self,
     nixpkgs,
+    nix-darwin,
   }: {
     nixosConfigurations = {
       auxin = nixpkgs.lib.nixosSystem {