diff --git a/configs/clearfog_defconfig b/configs/clearfog_defconfig
index d06b75c..2028568 100644
--- a/configs/clearfog_defconfig
+++ b/configs/clearfog_defconfig
@@ -35,6 +35,7 @@
 CONFIG_CMD_FAT=y
 CONFIG_CMD_FS_GENERIC=y
 CONFIG_SPL_OF_TRANSLATE=y
+CONFIG_MMC_SDHCI=y
 CONFIG_SPI_FLASH=y
 CONFIG_PCI=y
 CONFIG_DEBUG_UART=y