diff --git a/nuttx-configs/px4flow-v2/bootloader/defconfig b/nuttx-configs/px4flow-v2/bootloader/defconfig
index 92748a6048..b123fabae9 100644
--- a/nuttx-configs/px4flow-v2/bootloader/defconfig
+++ b/nuttx-configs/px4flow-v2/bootloader/defconfig
@@ -304,7 +304,7 @@ CONFIG_STM32_FLASH_CONFIG_I=y
 # CONFIG_STM32_STM32F302 is not set
 # CONFIG_STM32_STM32F303 is not set
 # CONFIG_STM32_STM32F37XX is not set
-CONFIG_STM32_STM32F40XX=y
+CONFIG_STM32_STM32F4XXX=y
 # CONFIG_STM32_STM32F401 is not set
 # CONFIG_STM32_STM32F411 is not set
 # CONFIG_STM32_STM32F405 is not set