diff --git a/configs/ap_sh4a_4a_defconfig b/configs/ap_sh4a_4a_defconfig
index df7c344..77a0aa5 100644
--- a/configs/ap_sh4a_4a_defconfig
+++ b/configs/ap_sh4a_4a_defconfig
@@ -17,6 +17,7 @@
 # CONFIG_CMD_ITEST is not set
 # CONFIG_CMD_SOURCE is not set
 # CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 # CONFIG_CMD_MISC is not set
 CONFIG_USE_PRIVATE_LIBGCC=y