diff --git a/configs/udoo_defconfig b/configs/udoo_defconfig
index 78c1672..74bb9c0 100644
--- a/configs/udoo_defconfig
+++ b/configs/udoo_defconfig
@@ -7,6 +7,7 @@
 CONFIG_SPL_EXT_SUPPORT=y
 CONFIG_SPL_I2C_SUPPORT=y
 CONFIG_SPL_LIBDISK_SUPPORT=y
+CONFIG_SPL_MMC_SUPPORT=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/imx-common/spl_sd.cfg,MX6QDL"
 CONFIG_BOOTDELAY=3
 CONFIG_SPL=y