diff --git a/modules/nix/default.nix b/modules/nix/default.nix
index 14bdf3f..d6e0fa5 100644
--- a/modules/nix/default.nix
+++ b/modules/nix/default.nix
@@ -7,9 +7,11 @@ in {
   config = lib.mkIf cfg.enable {
     nix = {
       settings = {
-        substituters =
-          [ "https://cache.nixos.org" "https://nix-community.cachix.org" ];
-        trusted-public-keys = [
+        substituters = lib.mkForce [
+          "https://cache.nixos.org"
+          "https://nix-community.cachix.org"
+        ];
+        trusted-public-keys = lib.mkForce [
           "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
           "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
         ];
@@ -20,14 +22,14 @@ in {
         auto-optimise-store = true;
         allowed-users = [ "*" ];
         experimental-features = [ "nix-command" "flakes" ];
-        warn-dirty = false;
+        warn-dirty = true;
         use-xdg-base-directories = true;
       };
       package = pkgs.nix;
-      registry = mkForce (lib.mapAttrs (_: flake: { inherit flake; })) ((lib.filterAttrs (_: lib.isType "flake")) self.inputs) // {
+      registry = lib.mkForce ((lib.mapAttrs (_: flake: { inherit flake; })) ((lib.filterAttrs (_: lib.isType "flake")) self.inputs) // {
         self.flake = self;
-      };
-      nixPath = mkForce [ "/etc/nix/path" ];
+      });
+      nixPath = lib.mkForce [ "/etc/nix/path" ];
     };
 
     nixpkgs = {