diff --git a/nixos/hosts/daniel-macbook-air.nix b/nixos/hosts/daniel-macbook-air.nix
index 11ead3e..354cfb1 100644
--- a/nixos/hosts/daniel-macbook-air.nix
+++ b/nixos/hosts/daniel-macbook-air.nix
@@ -38,6 +38,7 @@ in {
     enable = true;
     casks = [
       "google-chrome"
+      "disk-inventory-x" # Apple Silicon uses Homebrew; nixpkgs package is x86_64-darwin only.
     ];
     onActivation.cleanup = "zap";
   };