diff --git a/tasmota/xdrv_02_9_mqtt.ino b/tasmota/xdrv_02_9_mqtt.ino
index 78f7c88c1..0277bbc46 100644
--- a/tasmota/xdrv_02_9_mqtt.ino
+++ b/tasmota/xdrv_02_9_mqtt.ino
@@ -197,8 +197,8 @@ void MqttInit(void) {
   Settings->mqtt_port = 8883;
 #endif //USE_MQTT_AZURE_IOT
 #ifdef USE_MQTT_TLS
-  if ((8883 == Settings->mqtt_port) || (8884 == Settings->mqtt_port)) {
-    // Turn on TLS for port 8883 (TLS) and 8884 (TLS, client certificate)
+  if ((8883 == Settings->mqtt_port) || (8884 == Settings->mqtt_port) || (443 == Settings->mqtt_port)) {
+    // Turn on TLS for port 8883 (TLS), 8884 (TLS, client certificate), 443 (TLS, user/password)
     Settings->flag4.mqtt_tls = true;
   }
   Mqtt.mqtt_tls = Settings->flag4.mqtt_tls;   // this flag should not change even if we change the SetOption (until reboot)