diff --git a/machines/nix-darwin/aarch64-darwin/limonka/configuration.nix b/machines/nix-darwin/aarch64-darwin/limonka/configuration.nix
index d374f96..c155281 100644
--- a/machines/nix-darwin/aarch64-darwin/limonka/configuration.nix
+++ b/machines/nix-darwin/aarch64-darwin/limonka/configuration.nix
@@ -12,6 +12,7 @@
     flakeInputs = lib.filterAttrs (lib.const (lib.isType "flake")) inputs;
   in {
     # Ensure we can work with flakes
+    # TODO: add to `README.md`
     # NOTE: run `sudo -i nix-env --uninstall nix` to uninstall the global `nix`
     package = pkgs.nixVersions.monitored.latest;