diff --git a/systems/rpi4.nix b/systems/rpi4.nix
index 315e765..3e83893 100644
--- a/systems/rpi4.nix
+++ b/systems/rpi4.nix
@@ -1,12 +1,15 @@
 { config, pkgs, lib, ... }:
 
 {
-  imports =
-    [
-       <nixos-hardware/raspberry-pi/4>
-#       ./programs.nix
+  imports = [
+#         <nixos-hardware/raspberry-pi/4>
+         ./home-assistant.nix
+#        ./gnome.nix
+#        ./programs.nix
     ];
 
+# boot.kernelPackages = pkgs.linuxPackages_latest;
+
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
 
   fileSystems = {
@@ -36,7 +39,7 @@
             ]; 
 
   # Define user accounts
-    users.extraUsers.aaronh = {
+    users.users.aaronh = {
             description = "Aaron Honeycutt";
             home = "/home/aaronh";
             extraGroups = [ "wheel" "networkmanager" "adm"];
@@ -62,7 +65,7 @@
   # Enable Bluetooth
   hardware.bluetooth.enable = true;
 
-  # Enable the OpenSSH daemon
+  # Enable SSH
   services.openssh.enable = true;
 
   # Enable CUPS
@@ -74,8 +77,15 @@
   # Allow Unfree
   nixpkgs.config.allowUnfree = true;
 
+  services.hydra = {
+    enable = false;
+    hydraURL = "http://localhost:3000";
+    notificationSender = "hydra@localhost";
+    buildMachinesFiles = [];
+    useSubstitutes = true;
+  };
+  
   # System 
   system.stateVersion = "22.11";
   system.autoUpgrade.enable = true;
-
 }