diff --git a/os/hal/ports/STM32/STM32G0xx/hal_lld.c b/os/hal/ports/STM32/STM32G0xx/hal_lld.c
index 5435e08b9..ead1fac07 100644
--- a/os/hal/ports/STM32/STM32G0xx/hal_lld.c
+++ b/os/hal/ports/STM32/STM32G0xx/hal_lld.c
@@ -642,6 +642,10 @@ void stm32_clock_init(void) {
      among multiple drivers.*/
   rccEnableAPBR2(RCC_APBENR2_SYSCFGEN, false);
 
+#if defined(HAL_USE_RTC) && defined(RCC_APBENR1_RTCAPBEN)
+  rccEnableAPBR1(RCC_APBENR1_RTCAPBEN, false);
+#endif
+
   /* Static PWR configurations.*/
   hal_lld_set_static_pwr();
 
@@ -681,6 +685,10 @@ void stm32_clock_init(void) {
      among multiple drivers.*/
   rccEnableAPBR2(RCC_APBENR2_SYSCFGEN, false);
 
+#if defined(HAL_USE_RTC) && defined(RCC_APBENR1_RTCAPBEN)
+  rccEnableAPBR1(RCC_APBENR1_RTCAPBEN, false);
+#endif
+
   /* Static PWR configurations.*/
   hal_lld_set_static_pwr();