diff --git a/configs/P1021RDB-PC_SPIFLASH_defconfig b/configs/P1021RDB-PC_SPIFLASH_defconfig
index 0ae8a7f..3dc5ca8 100644
--- a/configs/P1021RDB-PC_SPIFLASH_defconfig
+++ b/configs/P1021RDB-PC_SPIFLASH_defconfig
@@ -3,7 +3,10 @@
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y
+CONFIG_ENV_SIZE=0x2000
+CONFIG_ENV_OFFSET=0x100000
 CONFIG_SPL=y
+CONFIG_ENV_SECT_SIZE=0x10000
 CONFIG_SPL_SPI_FLASH_SUPPORT=y
 CONFIG_SPL_SPI_SUPPORT=y
 CONFIG_MPC85xx=y