diff --git a/tasmota/support_rtc.ino b/tasmota/support_rtc.ino
index ff1561df8..390a1946f 100644
--- a/tasmota/support_rtc.ino
+++ b/tasmota/support_rtc.ino
@@ -482,3 +482,7 @@ void RtcInit(void) {
   BreakTime(Rtc.utc_time, RtcTime);
   TickerRtc.attach(1, RtcSecond);
 }
+
+void RtcPreInit(void) {
+  Rtc.millis = millis();
+}
diff --git a/tasmota/tasmota.ino b/tasmota/tasmota.ino
index d8d5a82f9..c14378a4a 100644
--- a/tasmota/tasmota.ino
+++ b/tasmota/tasmota.ino
@@ -191,6 +191,8 @@ void setup(void) {
 #endif
 #endif
 
+  RtcPreInit();
+
   memset(&TasmotaGlobal, 0, sizeof(TasmotaGlobal));
   TasmotaGlobal.baudrate = APP_BAUDRATE;
   TasmotaGlobal.seriallog_timer = SERIALLOG_TIMER;