diff --git a/demos/WB32/RT-WB32F3G71-RTC/main.c b/demos/WB32/RT-WB32F3G71-RTC/main.c
index 8d287119bc..f5b4f7e80d 100644
--- a/demos/WB32/RT-WB32F3G71-RTC/main.c
+++ b/demos/WB32/RT-WB32F3G71-RTC/main.c
@@ -121,9 +121,6 @@ int main(void) {
   while (true){
     chThdSleepSeconds(2);
     rtcGetTime(&RTCD1, &timespec);
-    // chprintf((BaseSequentialStream *)&SERIAL_DEBUG_DRIVER, 
-    //          "lsi sleep %ds year = %d  month = %d  dstflag=%d  dayofweek = %d  day = %d  millisecond = %d\r\n",
-    //          RTC_ALARMPERIOD, timespec.year, timespec.month, timespec.dstflag, timespec.dayofweek, timespec.day, timespec.millisecond);
     chThdSleepSeconds(3);
 
     chSysDisable();