diff --git a/configs/turris_omnia_defconfig b/configs/turris_omnia_defconfig
index 0a68937..de8f912 100644
--- a/configs/turris_omnia_defconfig
+++ b/configs/turris_omnia_defconfig
@@ -43,6 +43,7 @@
 CONFIG_PHY_MARVELL=y
 CONFIG_PHY_GIGE=y
 CONFIG_MVNETA=y
+CONFIG_MII=y
 CONFIG_DEBUG_UART_SHIFT=2
 CONFIG_SYS_NS16550=y
 CONFIG_KIRKWOOD_SPI=y