diff --git a/configs/am335x_shc_sdboot_defconfig b/configs/am335x_shc_sdboot_defconfig
index 74f0834..f28e6e6 100644
--- a/configs/am335x_shc_sdboot_defconfig
+++ b/configs/am335x_shc_sdboot_defconfig
@@ -72,6 +72,7 @@
 CONFIG_SYS_I2C_SLAVE=0x1
 CONFIG_SYS_I2C_SPEED=400000
 CONFIG_MMC_OMAP_HS=y
+CONFIG_HSMMC2_8BIT=y
 CONFIG_PHY_ADDR_ENABLE=y
 CONFIG_PHY_SMSC=y
 CONFIG_MII=y