diff --git a/configs/Bananapro_defconfig b/configs/Bananapro_defconfig
index a527d58..ca2bd8c 100644
--- a/configs/Bananapro_defconfig
+++ b/configs/Bananapro_defconfig
@@ -20,6 +20,7 @@
 CONFIG_SCSI_AHCI=y
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_RGMII=y
+CONFIG_MII=y
 CONFIG_SUN7I_GMAC=y
 CONFIG_AXP_ALDO4_VOLT=2500
 CONFIG_SCSI=y