diff --git a/default.nix b/default.nix
index 1024928..a7bb5ed 100644
--- a/default.nix
+++ b/default.nix
@@ -1,7 +1,7 @@
 # welcome to saturnOS config, run nixos-help if you need it .
 { config, pkgs, lib, ...  }:
 let 
-  PROJECT_ROOT = builtins.toString ./.;
+	projectRoot = builtins.toString ./.;
 	unstableTarball = builtins.fetchTarball 
 		"https://github.com/NixOS/nixpkgs/archive/nixos-unstable.tar.gz";
 	homeManagerTarball = builtins.fetchTarball