diff --git a/.env.production b/.env.production
index a216c58..778847b 100644
--- a/.env.production
+++ b/.env.production
@@ -38,6 +38,6 @@ VITE_USE_PWA = false
 VITE_LEGACY = false
 
 # mqtt
-VITE_MQTT_BROKER_URL=ws://mqtt.ilhzn.cn:80/mqtt
+VITE_MQTT_BROKER_URL=wss://mqtt.ilhzn.cn:443/mqtt
 VITE_MQTT_USERNAME=lhzn.mqtt
 VITE_MQTT_PASSWORD=lhzn.2025