diff --git a/bentel-kyo/bentel_kyo32.h b/bentel-kyo/bentel_kyo32.h
index f1e03c0..a7e7d94 100644
--- a/bentel-kyo/bentel_kyo32.h
+++ b/bentel-kyo/bentel_kyo32.h
@@ -65,7 +65,6 @@ class Bentel_Kyo32 : public esphome::PollingComponent, public uart::UARTDevice,
 			register_service(&Bentel_Kyo32::activate_output, "activate_output", {"output_number"});
 			register_service(&Bentel_Kyo32::deactivate_output, "deactivate_output", {"output_number"});
 			register_service(&Bentel_Kyo32::debug_command, "debug_command", {"serial_trace", "log_trace", "polling_kyo"});
-			register_service(&Bentel_Kyo32::update_datetime, "update_datetime", {"day", "month", "year", "hours", "minutes", "seconds"});
 
 			pollingState = PollingStateEnum::Init;
 			kyo_comunication->publish_state(false);
@@ -201,33 +200,6 @@ class Bentel_Kyo32 : public esphome::PollingComponent, public uart::UARTDevice,
 			int Count = sendMessageToKyo(cmdDeactivateOutput, sizeof(cmdDeactivateOutput), Rx, 80);
 			ESP_LOGD("deactivate_output", "kyo respond %i", Count);
 		}
-
-		void update_datetime(int day, int month, int year, int hours, int minutes, int seconds)
-		{
-			if (day <= 0 || day > 31 || month <= 0 || month > 12 || year < 2000 || year > 2099 ||
-				minutes < 0 || minutes > 59 || seconds < 0 ||  seconds > 59)
-			{
-				ESP_LOGE("update_datetime", "invalid datetime");
-				return;
-			}
-
-			ESP_LOGI("update_datetime", "recive %d/%d/%d %d:%d:%d",  day, month, year, hours, minutes, seconds);
-		
-			byte cmdUpdateDateTime[13] = {0x0f, 0x03, 0xf0, 0x05, 0x00, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF};
-			
-			cmdUpdateDateTime[6] = day;
-			cmdUpdateDateTime[7] = month;
-			cmdUpdateDateTime[8] = year-2000;
-			cmdUpdateDateTime[9] = hours;
-			cmdUpdateDateTime[10] = minutes;
-			cmdUpdateDateTime[11] = seconds;
-
-			cmdUpdateDateTime[12] = calculateChecksum(cmdUpdateDateTime, 11);
-
-			byte Rx[255];
-			int Count = sendMessageToKyo(cmdUpdateDateTime, sizeof(cmdUpdateDateTime), Rx, 200);
-			ESP_LOGD("update_datetime", "kyo respond %i", Count);
-		}
 		
 		void update() override
 		{