diff --git a/hosts/microserver.home.ts.hillion.co.uk/default.nix b/hosts/microserver.home.ts.hillion.co.uk/default.nix
index 5b04139..433adbc 100644
--- a/hosts/microserver.home.ts.hillion.co.uk/default.nix
+++ b/hosts/microserver.home.ts.hillion.co.uk/default.nix
@@ -59,6 +59,7 @@
           5353 # HomeKit
         ];
         allowedTCPPorts = [
+          1400 # HA Sonos
           7654 # Tang
           21063 # HomeKit
         ];
diff --git a/modules/services/homeassistant.nix b/modules/services/homeassistant.nix
index 45d5278..575eaec 100644
--- a/modules/services/homeassistant.nix
+++ b/modules/services/homeassistant.nix
@@ -51,6 +51,7 @@ in
           "mqtt"
           "otp"
           "smartthings"
+          "sonos"
           "sun"
           "switchbot"
         ];