diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig
index 4a2f94f..34c342b 100644
--- a/configs/sandbox_defconfig
+++ b/configs/sandbox_defconfig
@@ -211,6 +211,7 @@
 CONFIG_MMC_SDHCI=y
 CONFIG_MTD=y
 CONFIG_SPI_FLASH_SANDBOX=y
+CONFIG_BOOTDEV_SPI_FLASH=y
 CONFIG_SPI_FLASH_ATMEL=y
 CONFIG_SPI_FLASH_EON=y
 CONFIG_SPI_FLASH_GIGADEVICE=y