diff --git a/kubernetes/apps/home-assistant/mosquitto-iot-service.yaml b/kubernetes/apps/home-assistant/mosquitto-iot-service.yaml
index 187cb4a4..59456d79 100644
--- a/kubernetes/apps/home-assistant/mosquitto-iot-service.yaml
+++ b/kubernetes/apps/home-assistant/mosquitto-iot-service.yaml
@@ -1,10 +1,11 @@
 ---
 # Mosquitto broker LoadBalancer on the BGP-routed off-link pool. IoT
 # devices reach the broker via the UDM's BGP-learned routes — no
-# on-link L2 announce on v30iot. Companion Shelly fleet is updated via
-# shelly-manager's `/api/v1/mqtt/push` so each device's stored MQTT
-# server resolves to `mqtt.renner.uno`, not a bare IP — that way future
-# IP changes only need DNS updates, no reflash sweep.
+# on-link L2 announce on v30iot. The Shelly fleet's MQTT server is set
+# by shelly-manager's root group setting `mqtt.server` (Groups → All
+# Shellies → settings) and reconciled to every device, so each device's
+# stored MQTT server resolves to `mqtt.renner.uno`, not a bare IP — that
+# way future IP changes only need DNS updates, no reflash sweep.
 apiVersion: v1
 kind: Service
 metadata: