diff --git a/sd-image.nix b/sd-image.nix
index 813e5417..4f64db7c 100644
--- a/sd-image.nix
+++ b/sd-image.nix
@@ -1,7 +1,7 @@
 # Raspberry Pi SD Image
 # $ nix-build '<nixpkgs/nixos>' -A config.system.build.sdImage -I nixos-config=./sd-image.nix
 # https://nixos.wiki/wiki/NixOS_on_ARM#Installation
-{ ... }: 
+{ config, lib, ... }: 
 let
   desktop = null;
 in {