diff --git a/configs/mx31pdk_defconfig b/configs/mx31pdk_defconfig
index bcb85a1..e1bb561 100644
--- a/configs/mx31pdk_defconfig
+++ b/configs/mx31pdk_defconfig
@@ -1,8 +1,10 @@
 CONFIG_ARM=y
 CONFIG_TARGET_MX31PDK=y
 CONFIG_SPL=y
+CONFIG_CMD_BOOTZ=y
 # CONFIG_CMD_IMLS is not set
 CONFIG_CMD_SPI=y
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y