diff --git a/include/configs/mx31pdk.h b/include/configs/mx31pdk.h
index ba1e187..5f70023 100644
--- a/include/configs/mx31pdk.h
+++ b/include/configs/mx31pdk.h
@@ -88,6 +88,7 @@
 
 #define CONFIG_CMD_MII
 #define CONFIG_CMD_PING
+#define CONFIG_CMD_DHCP
 #define CONFIG_CMD_SPI
 #define CONFIG_CMD_DATE
 #define CONFIG_CMD_NAND