diff --git a/system/STM32H7xx/system_stm32h7xx.c b/system/STM32H7xx/system_stm32h7xx.c
index f64f68d894..d0a10b5e97 100644
--- a/system/STM32H7xx/system_stm32h7xx.c
+++ b/system/STM32H7xx/system_stm32h7xx.c
@@ -81,6 +81,7 @@
                                                      This value must be a multiple of 0x300. */
 #endif
 
+#ifndef VECT_TAB_BASE_ADDRESS
 #if defined(DUAL_CORE) && defined(CORE_CM4)
 #if defined(VECT_TAB_SRAM)
 #define VECT_TAB_BASE_ADDRESS   D2_AXISRAM_BASE   /*!< Vector Table base address field.
@@ -99,7 +100,7 @@
                                                        This value must be a multiple of 0x300. */
 #endif /* VECT_TAB_SRAM */
 #endif /* DUAL_CORE && CORE_CM4 */
-
+#endif /* !VECT_TAB_BASE_ADDRESS */
 
 
 /******************************************************************************/
diff --git a/system/STM32WLxx/system_stm32wlxx.c b/system/STM32WLxx/system_stm32wlxx.c
index e88b556831..ca733511a3 100644
--- a/system/STM32WLxx/system_stm32wlxx.c
+++ b/system/STM32WLxx/system_stm32wlxx.c
@@ -117,6 +117,7 @@
 #define VECT_TAB_OFFSET         0x00008000U     /*!< Vector Table base offset field.
                                                      This value must be a multiple of 0x100. */
 #endif
+#ifndef VECT_TAB_BASE_ADDRESS
 #if defined(VECT_TAB_SRAM)
 #define VECT_TAB_BASE_ADDRESS   SRAM2_BASE      /*!< Vector Table base address field.
                                                      This value must be a multiple of 0x100. */
@@ -124,12 +125,13 @@
 #define VECT_TAB_BASE_ADDRESS   FLASH_BASE      /*!< Vector Table base address field.
                                                      This value must be a multiple of 0x100. */
 #endif /* VECT_TAB_SRAM */
-
+#endif /* !VECT_TAB_BASE_ADDRESS */
 #else /* CORE_CM4 */
 #ifndef VECT_TAB_OFFSET
 #define VECT_TAB_OFFSET         0x00000000U     /*!< Vector Table base offset field.
                                                      This value must be a multiple of 0x100. */
 #endif
+#ifndef VECT_TAB_BASE_ADDRESS
 #if defined(VECT_TAB_SRAM)
 #define VECT_TAB_BASE_ADDRESS   SRAM1_BASE      /*!< Vector Table base address field.
                                                      This value must be a multiple of 0x100. */
@@ -137,6 +139,7 @@
 #define VECT_TAB_BASE_ADDRESS   FLASH_BASE      /*!< Vector Table base address field.
                                                      This value must be a multiple of 0x100. */
 #endif /* VECT_TAB_SRAM */
+#endif /* !VECT_TAB_BASE_ADDRESS */
 #endif /* CORE_CM0PLUS */
 
 /**