diff --git a/configs/imx8mn_bsh_smm_s2_defconfig b/configs/imx8mn_bsh_smm_s2_defconfig
index 9ffcd3b221c3..61aa0c6c0607 100644
--- a/configs/imx8mn_bsh_smm_s2_defconfig
+++ b/configs/imx8mn_bsh_smm_s2_defconfig
@@ -43,6 +43,7 @@ CONFIG_SPL_SYS_MALLOC=y
 CONFIG_SPL_HAS_CUSTOM_MALLOC_START=y
 CONFIG_SPL_CUSTOM_SYS_MALLOC_ADDR=0x42200000
 CONFIG_SPL_SYS_MALLOC_SIZE=0x80000
+CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR=0x300
 CONFIG_SPL_DMA=y
 CONFIG_SPL_I2C=y
 CONFIG_SPL_MTD=y