diff --git a/sonoff/xdrv_07_domoticz.ino b/sonoff/xdrv_07_domoticz.ino
index 3eb3fa275..80155925c 100644
--- a/sonoff/xdrv_07_domoticz.ino
+++ b/sonoff/xdrv_07_domoticz.ino
@@ -80,7 +80,7 @@ void MqttPublishDomoticzFanState()
     int fan_speed = GetFanspeed();
     snprintf_P(svalue, sizeof(svalue), PSTR("%d"), fan_speed * 10);
     snprintf_P(mqtt_data, sizeof(mqtt_data), DOMOTICZ_MESSAGE,
-      Settings.domoticz_relay_idx[1], (0 == fan_speed) ? 0 : 2, svalue, DomoticzBatteryQuality(), DomoticzRssiQuality());
+      (int)Settings.domoticz_relay_idx[1], (0 == fan_speed) ? 0 : 2, svalue, DomoticzBatteryQuality(), DomoticzRssiQuality());
     MqttPublish(domoticz_in_topic);
 
     fan_debounce = millis();
@@ -107,7 +107,7 @@ void MqttPublishDomoticzPowerState(byte device)
 
         snprintf_P(svalue, sizeof(svalue), PSTR("%d"), Settings.light_dimmer);
         snprintf_P(mqtt_data, sizeof(mqtt_data), DOMOTICZ_MESSAGE,
-          Settings.domoticz_relay_idx[device -1], (power & (1 << (device -1))) ? 1 : 0, (light_type) ? svalue : "", DomoticzBatteryQuality(), DomoticzRssiQuality());
+          (int)Settings.domoticz_relay_idx[device -1], (power & (1 << (device -1))) ? 1 : 0, (light_type) ? svalue : "", DomoticzBatteryQuality(), DomoticzRssiQuality());
         MqttPublish(domoticz_in_topic);
       }
     }