diff --git a/configs/thuban_defconfig b/configs/thuban_defconfig
index aef5240..a9e3717 100644
--- a/configs/thuban_defconfig
+++ b/configs/thuban_defconfig
@@ -84,6 +84,8 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_NET_RETRY_COUNT=10
 CONFIG_BOOTP_SEND_HOSTNAME=y
+CONFIG_USE_ROOTPATH=y
+CONFIG_ROOTPATH="/opt/eldk"
 CONFIG_SPL_DM=y
 # CONFIG_SPL_BLK is not set
 CONFIG_BOOTCOUNT_LIMIT=y