diff --git a/application.c b/application.c
index 12637fc..941b1df 100644
--- a/application.c
+++ b/application.c
@@ -1,4 +1,4 @@
-/** STM32F1 application example
+/** firmware for ThermoHybaid MBS 0.2G MBLK002 thermo-cycler replacement controller board
  *  @file
  *  @author King Kévin <kingkevin@cuvoodoo.info>
  *  @copyright SPDX-License-Identifier: GPL-3.0-or-later
@@ -51,13 +51,6 @@
  */
 #define RTC_TICKS_SECOND 8
 
-#if defined(RTC_DATE_TIME) && RTC_DATE_TIME
-/** the start time from which to RTC ticks count
- *  @note this allows the 32-bit value to reach further in time, particularly when there are several ticks per second
- */
-const time_t rtc_offset = 1577833200; // We 1. Jan 00:00:00 CET 2020
-#endif
-
 /** RTC time when device is started */
 static time_t time_start = 0;