diff --git a/source/flash_blob/flash/STM32_FLASH_DEV.c b/source/flash_blob/flash/STM32_FLASH_DEV.c
index 9da8fb5..4b0b0e3 100644
--- a/source/flash_blob/flash/STM32_FLASH_DEV.c
+++ b/source/flash_blob/flash/STM32_FLASH_DEV.c
@@ -162,7 +162,7 @@ static struct FlashDevice const FlashDevice  =  {
 };
 #endif
 
-#ifdef STM32F407xx
+#ifdef STM32F4xx_1024
 #include "stm32f4xx.h"
 static struct FlashDevice const FlashDevice  =  {
    FLASH_DRV_VERS,             // Driver Version, do not modify!