diff --git a/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_GCC/Boot/main.c b/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_GCC/Boot/main.c
index d40a5cd7..a9a50b6a 100644
--- a/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_GCC/Boot/main.c
+++ b/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_GCC/Boot/main.c
@@ -290,6 +290,7 @@ void HAL_MspDeInit(void)
   HAL_GPIO_DeInit(GPIOD, GPIO_PIN_9);
   /* UART clock disable. */
   __HAL_RCC_USART3_CLK_DISABLE();
+#endif
 
   /* GPIO ports clock disable. */
   __HAL_RCC_GPIOD_CLK_DISABLE();
@@ -300,7 +301,6 @@ void HAL_MspDeInit(void)
   /* SYSCFG and PWR clock disable. */
   __HAL_RCC_PWR_CLK_DISABLE();
   __HAL_RCC_SYSCFG_CLK_DISABLE();
-#endif
 } /*** end of HAL_MspDeInit ***/
 
 
diff --git a/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_IAR/Boot/main.c b/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_IAR/Boot/main.c
index bc4c9640..14ff6c68 100644
--- a/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_IAR/Boot/main.c
+++ b/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_IAR/Boot/main.c
@@ -287,6 +287,7 @@ void HAL_MspDeInit(void)
   HAL_GPIO_DeInit(GPIOD, GPIO_PIN_9);
   /* UART clock disable. */
   __HAL_RCC_USART3_CLK_DISABLE();
+#endif
 
   /* GPIO ports clock disable. */
   __HAL_RCC_GPIOD_CLK_DISABLE();
@@ -297,7 +298,6 @@ void HAL_MspDeInit(void)
   /* SYSCFG and PWR clock disable. */
   __HAL_RCC_PWR_CLK_DISABLE();
   __HAL_RCC_SYSCFG_CLK_DISABLE();
-#endif
 } /*** end of HAL_MspDeInit ***/
 
 
diff --git a/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_Keil/Boot/main.c b/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_Keil/Boot/main.c
index bd742d36..bde16bb3 100644
--- a/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_Keil/Boot/main.c
+++ b/Target/Demo/ARMCM4_STM32F4_Nucleo_F429ZI_Keil/Boot/main.c
@@ -290,6 +290,7 @@ void HAL_MspDeInit(void)
   HAL_GPIO_DeInit(GPIOD, GPIO_PIN_9);
   /* UART clock disable. */
   __HAL_RCC_USART3_CLK_DISABLE();
+#endif
 
   /* GPIO ports clock disable. */
   __HAL_RCC_GPIOD_CLK_DISABLE();
@@ -300,7 +301,6 @@ void HAL_MspDeInit(void)
   /* SYSCFG and PWR clock disable. */
   __HAL_RCC_PWR_CLK_DISABLE();
   __HAL_RCC_SYSCFG_CLK_DISABLE();
-#endif
 } /*** end of HAL_MspDeInit ***/