Updates

flake.nix

@@ -2,7 +2,7 @@
   description = "A very basic flake";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
   };
 
   outputs = { self, nixpkgs }: 
@@ -17,7 +17,7 @@
     in {
       nixosConfigurations = {
         graeme-nix = lib.nixosSystem {
-          inherit system;
+          specialArgs = { inherit system; };
 	  modules = [ ./configuration.nix ];
 	};
       };