diff --git a/configs/x600_defconfig b/configs/x600_defconfig
index 3f81b18..4658f97 100644
--- a/configs/x600_defconfig
+++ b/configs/x600_defconfig
@@ -33,6 +33,8 @@
 CONFIG_CMD_DATE=y
 CONFIG_CMD_FAT=y
 CONFIG_CMD_FS_GENERIC=y
+CONFIG_MTDIDS_DEFAULT="nand0=nand"
+CONFIG_MTDPARTS_DEFAULT="mtdparts=nand:64M(ubi0),64M(ubi1)"
 CONFIG_CMD_UBI=y
 CONFIG_ENV_IS_IN_FLASH=y
 CONFIG_SYS_I2C_DW=y