diff --git a/configs/P1020RDB-PC_NAND_defconfig b/configs/P1020RDB-PC_NAND_defconfig
index 8e0345b..1bf0709 100644
--- a/configs/P1020RDB-PC_NAND_defconfig
+++ b/configs/P1020RDB-PC_NAND_defconfig
@@ -3,6 +3,8 @@
 CONFIG_SPL_SERIAL_SUPPORT=y
 CONFIG_TPL_LIBCOMMON_SUPPORT=y
 CONFIG_TPL_LIBGENERIC_SUPPORT=y
+CONFIG_ENV_SIZE=0x4000
+CONFIG_ENV_OFFSET=0x100000
 CONFIG_SPL=y
 CONFIG_MPC85xx=y
 # CONFIG_CMD_ERRATA is not set