diff --git a/configs/A20-OLinuXino_MICRO-eMMC_defconfig b/configs/A20-OLinuXino_MICRO-eMMC_defconfig
index b4e9263..d4442c2 100644
--- a/configs/A20-OLinuXino_MICRO-eMMC_defconfig
+++ b/configs/A20-OLinuXino_MICRO-eMMC_defconfig
@@ -18,6 +18,7 @@
 # CONFIG_SPL_EFI_PARTITION is not set
 CONFIG_SCSI_AHCI=y
 CONFIG_ETH_DESIGNWARE=y
+CONFIG_MII=y
 CONFIG_SUN7I_GMAC=y
 CONFIG_SUN7I_GMAC_FORCE_TXERR=y
 CONFIG_AXP_ALDO3_VOLT=2800