diff --git a/configs/walnut_defconfig b/configs/walnut_defconfig
index 788d5c1..c462fa2 100644
--- a/configs/walnut_defconfig
+++ b/configs/walnut_defconfig
@@ -3,5 +3,10 @@
 CONFIG_TARGET_WALNUT=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_HUSH_PARSER=y
+CONFIG_LOOPW=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_SNTP=y
 CONFIG_SYS_NS16550=y
 CONFIG_OF_LIBFDT=y