diff --git a/configs/openrd_ultimate_defconfig b/configs/openrd_ultimate_defconfig
index 5baada9..fb31b11 100644
--- a/configs/openrd_ultimate_defconfig
+++ b/configs/openrd_ultimate_defconfig
@@ -19,6 +19,8 @@
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_CMD_JFFS2=y
+CONFIG_MTDIDS_DEFAULT="nand0=nand_mtd"
+CONFIG_MTDPARTS_DEFAULT="mtdparts=nand_mtd:0x100000@0x000000(uboot),0x400000@0x100000(uImage),0x1fb00000@0x500000(rootfs)"
 CONFIG_CMD_UBI=y
 CONFIG_ISO_PARTITION=y
 CONFIG_ENV_IS_IN_NAND=y