diff --git a/configs/stm3240g-eval/nsh/defconfig b/configs/stm3240g-eval/nsh/defconfig
index ca37837603..3424ec3221 100755
--- a/configs/stm3240g-eval/nsh/defconfig
+++ b/configs/stm3240g-eval/nsh/defconfig
@@ -161,7 +161,7 @@ CONFIG_STM32_I2C3=n
 CONFIG_STM32_CAN1=n
 CONFIG_STM32_CAN2=n
 CONFIG_STM32_DAC=n
-CONFIG_STM32_PWR=n
+CONFIG_STM32_PWR=y
 # APB2:
 CONFIG_STM32_TIM1=n
 CONFIG_STM32_TIM8=n
@@ -425,6 +425,7 @@ CONFIG_DEBUG_GRAPHICS=n
 CONFIG_DEBUG_LCD=n
 CONFIG_DEBUG_USB=n
 CONFIG_DEBUG_NET=n
+CONFIG_DEBUG_RTC=n
 CONFIG_HAVE_CXX=y
 CONFIG_MM_REGIONS=2
 CONFIG_ARCH_LOWPUTC=y
@@ -786,7 +787,7 @@ CONFIG_NET_RESOLV_ENTRIES=4
 # CONFIG_RTC_ALARM - Enable if the RTC hardware supports setting of an
 #  alarm.  A callback function will be executed when the alarm goes off
 #
-CONFIG_RTC=n
+CONFIG_RTC=y
 CONFIG_RTC_DATETIME=y
 CONFIG_RTC_HIRES=n
 CONFIG_RTC_FREQUENCY=n