diff --git a/configs/mx53evk_defconfig b/configs/mx53evk_defconfig
index 95c4e6a..67582b5 100644
--- a/configs/mx53evk_defconfig
+++ b/configs/mx53evk_defconfig
@@ -15,4 +15,5 @@
 CONFIG_CMD_FAT=y
 CONFIG_ENV_IS_IN_MMC=y
 CONFIG_FSL_ESDHC=y
+CONFIG_MII=y
 CONFIG_OF_LIBFDT=y