diff --git a/checks/lib/minify.nix b/checks/lib/minify.nix
index 7edaa346b..9b1c3e70e 100644
--- a/checks/lib/minify.nix
+++ b/checks/lib/minify.nix
@@ -1,7 +1,8 @@
+{ lib, ... }:
 {
   nixpkgs.flake.setFlakeRegistry = false;
   nixpkgs.flake.setNixPath = false;
-  nix.registry.nixpkgs.to = { };
+  nix.registry = lib.mkForce { };
   documentation.doc.enable = false;
   documentation.man.enable = false;
 }