diff --git a/build-iso.sh b/build-iso.sh
new file mode 100755
index 0000000..2cd9c7d
--- /dev/null
+++ b/build-iso.sh
@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+beta="${1}"
+
+nix build ".#nixosConfigurations.iso${beta}.config.system.build.isoImage"
diff --git a/hosts/default.nix b/hosts/default.nix
index 98de728..18ce96f 100644
--- a/hosts/default.nix
+++ b/hosts/default.nix
@@ -52,6 +52,7 @@ in {
 	lappy = machine { name = "lappy"; };
 	mm = unstable { name = "mm"; };
 	iso = machine { name = "iso"; };
+	iso-beta = unstable { name = "iso"; };
 	# nix build '.#nixosConfigurations.wsl.config.system.build.installer'
 	nixos = wsl { name = "wsl"; system = "aarch64-linux"; };
 	# nix build '.#nixosConfigurations.wsl-aarch.config.system.build.installer'
diff --git a/hosts/iso/default.nix b/hosts/iso/default.nix
index d7a266f..3ac6960 100644
--- a/hosts/iso/default.nix
+++ b/hosts/iso/default.nix
@@ -9,4 +9,7 @@
 	networking.networkmanager.enable = lib.mkForce false;
 	users.users.greg.initialPassword = "";
 	#services.getty.autologinUser = lib.mkForce "greg";
+	environment.systemPackages = with pkgs; [
+		tree
+	];
 }