diff --git a/tasmota/tasmota_xdrv_driver/xdrv_16_tuyamcu_v1.ino b/tasmota/tasmota_xdrv_driver/xdrv_16_tuyamcu_v1.ino
index 2e4386ad5..bd316122e 100644
--- a/tasmota/tasmota_xdrv_driver/xdrv_16_tuyamcu_v1.ino
+++ b/tasmota/tasmota_xdrv_driver/xdrv_16_tuyamcu_v1.ino
@@ -1334,12 +1334,21 @@ void TuyaSerialInput(void)
       ResponseAppend_P(PSTR("}}"));
 
       if (Settings->flag3.tuya_serial_mqtt_publish) {  // SetOption66 - Enable TuyaMcuReceived messages over Mqtt
+/*
         for (uint8_t cmdsID = 0; sizeof(TuyaExcludeCMDsFromMQTT) > cmdsID; cmdsID++){
           if (TuyaExcludeCMDsFromMQTT[cmdsID] == Tuya.buffer[3]) {
             isCmdToSuppress = true;
             break;
           }
         }
+*/
+        for (uint8_t cmdsID = 0; cmdsID < sizeof(TuyaExcludeCMDsFromMQTT); cmdsID++) {
+          if (pgm_read_byte(TuyaExcludeCMDsFromMQTT +cmdsID) == Tuya.buffer[3]) {
+            isCmdToSuppress = true;
+            break;
+          }
+        }
+
         if (!(isCmdToSuppress && Settings->flag5.tuya_exclude_from_mqtt)) {  // SetOption137 - (Tuya) When Set, avoid the (MQTT-) publish of defined Tuya CMDs (see TuyaExcludeCMDsFromMQTT) if SetOption66 is active
           MqttPublishPrefixTopic_P(RESULT_OR_TELE, PSTR(D_JSON_TUYA_MCU_RECEIVED));
         } else {
diff --git a/tasmota/tasmota_xdrv_driver/xdrv_16_tuyamcu_v2.ino b/tasmota/tasmota_xdrv_driver/xdrv_16_tuyamcu_v2.ino
index 84589b42c..6c3eb15d5 100644
--- a/tasmota/tasmota_xdrv_driver/xdrv_16_tuyamcu_v2.ino
+++ b/tasmota/tasmota_xdrv_driver/xdrv_16_tuyamcu_v2.ino
@@ -2120,12 +2120,21 @@ void TuyaProcessCommand(unsigned char *buffer){
 
   // SetOption66 - Enable TuyaMcuReceived messages over Mqtt
   if (Settings->flag3.tuya_serial_mqtt_publish) {
+/*
     for (uint8_t cmdsID = 0; sizeof(TuyaExcludeCMDsFromMQTT) > cmdsID; cmdsID++){
 	  if (TuyaExcludeCMDsFromMQTT[cmdsID] == cmd) {
         isCmdToSuppress = true;
         break;
       }
     }
+*/
+    for (uint8_t cmdsID = 0; cmdsID < sizeof(TuyaExcludeCMDsFromMQTT); cmdsID++) {
+      if (pgm_read_byte(TuyaExcludeCMDsFromMQTT +cmdsID) == Tuya.buffer[3]) {
+        isCmdToSuppress = true;
+        break;
+      }
+    }
+
     // SetOption137 - (Tuya) When Set, avoid the (MQTT-) publish of defined Tuya CMDs
     // (see TuyaExcludeCMDsFromMQTT) if SetOption66 is active
     if (!(isCmdToSuppress && Settings->flag5.tuya_exclude_from_mqtt)) {