diff --git a/modules/nixos/services/home-assistant/default.nix b/modules/nixos/services/home-assistant/default.nix
index 27bb514..105f094 100644
--- a/modules/nixos/services/home-assistant/default.nix
+++ b/modules/nixos/services/home-assistant/default.nix
@@ -15,9 +15,31 @@ in
   options.${namespace}.services.home-assistant = {
     enable = mkEnableOption "Home Assistant, the ultimate home automation service.";
     subdomain = mkOpt types.str "home" "The subdomain the service should be exposed on.";
+    openthread-device =
+      mkOpt types.str "/dev/serial/by-id/usb-Nabu_Casa_ZBT-2_94A990D18A9C-if00"
+        "The path to your thread border router serial device.";
+    openthread-interface = mkOpt types.str "enp1s0" "The system network interface shorthand.";
   };
 
   config = mkIf cfg.enable {
+    # Additional required service for thread border router support (e.g. ZBT-2)
+    services.openthread-border-router = {
+      enable = true;
+
+      radio = {
+        device = cfg.openthread-device;
+        baudRate = 460800;
+        flowControl = true;
+      };
+
+      backboneInterfaces = [ cfg.openthread-interface ];
+
+      rest = {
+        listenAddress = "::1";
+        listenPort = 8081;
+      };
+    };
+
     services.home-assistant = {
       enable = true;
 
@@ -27,6 +49,10 @@ in
         "google_translate"
         "met"
         "radio_browser"
+
+        # For thread/matter with the ZBT-2
+        "matter"
+        "otbr"
         "thread"
 
         # Recommended for fast zlib compression