diff --git a/conf/domoticz_mosquitto.conf b/conf/domoticz_mosquitto.conf
index 35ab09e..fbf5e45 100644
--- a/conf/domoticz_mosquitto.conf
+++ b/conf/domoticz_mosquitto.conf
@@ -1,6 +1,7 @@
 log_timestamp_format %Y-%m-%dT%H:%M:%S
 
 listener __MQTT_PORT__ 127.0.0.1
+listener __MQTT_PORT__ ::1
 
 listener __MQTT_WEBSOCKET_PORT__
 protocol websockets