diff --git a/configs/imx6ul_isiot_emmc_defconfig b/configs/imx6ul_isiot_emmc_defconfig
index 9a8904e..b8accfb 100644
--- a/configs/imx6ul_isiot_emmc_defconfig
+++ b/configs/imx6ul_isiot_emmc_defconfig
@@ -6,6 +6,8 @@
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_TARGET_MX6UL_ENGICAM=y
 CONFIG_SPL_SERIAL_SUPPORT=y
+CONFIG_ENV_SIZE=0x20000
+CONFIG_ENV_OFFSET=0x100000
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_SPL=y
 CONFIG_SPL_LIBDISK_SUPPORT=y