diff --git a/meta-aspeed/conf/machine/distro/include/uboot-distrovars.inc b/meta-aspeed/conf/machine/distro/include/uboot-distrovars.inc
new file mode 100644
index 0000000..81dcd3e
--- /dev/null
+++ b/meta-aspeed/conf/machine/distro/include/uboot-distrovars.inc
@@ -0,0 +1 @@
+OVERRIDES .= ":uboot-flash-${FLASH_SIZE}"
diff --git a/meta-aspeed/recipes-bsp/u-boot/files/fw_env_flash_64M_nor.config b/meta-aspeed/recipes-bsp/u-boot/files/fw_env_flash_64M_nor.config
new file mode 100644
index 0000000..52d0882
--- /dev/null
+++ b/meta-aspeed/recipes-bsp/u-boot/files/fw_env_flash_64M_nor.config
@@ -0,0 +1,2 @@
+# MTD device name	Device offset	Env. size	Flash sector size	Number of sectors
+/dev/mtd/u-boot-env	0x0000		0x20000		0x1000
diff --git a/meta-aspeed/recipes-bsp/u-boot/files/u-boot_flash_64M.cfg b/meta-aspeed/recipes-bsp/u-boot/files/u-boot_flash_64M.cfg
new file mode 100644
index 0000000..b0f3f28
--- /dev/null
+++ b/meta-aspeed/recipes-bsp/u-boot/files/u-boot_flash_64M.cfg
@@ -0,0 +1,2 @@
+CONFIG_ENV_SIZE=0x20000
+CONFIG_ENV_OFFSET=0xE0000
diff --git a/meta-aspeed/recipes-bsp/u-boot/u-boot-aspeed-sdk_2019.04.bb b/meta-aspeed/recipes-bsp/u-boot/u-boot-aspeed-sdk_2019.04.bb
index 8cf4a19..1b2820c 100644
--- a/meta-aspeed/recipes-bsp/u-boot/u-boot-aspeed-sdk_2019.04.bb
+++ b/meta-aspeed/recipes-bsp/u-boot/u-boot-aspeed-sdk_2019.04.bb
@@ -1,4 +1,5 @@
 require u-boot-common-aspeed-sdk_${PV}.inc
+require conf/machine/distro/include/uboot-distrovars.inc
 
 UBOOT_MAKE_TARGET ?= "DEVICE_TREE=${UBOOT_DEVICETREE}"
 
@@ -7,6 +8,7 @@
 PROVIDES += "u-boot"
 DEPENDS += "bc-native dtc-native"
 
+SRC_URI:append:uboot-flash-65536 = "file://u-boot_flash_64M.cfg"
 SRC_URI:append:df-phosphor-mmc = " file://u-boot-env-ast2600.txt"
 SRC_URI += " \
             file://rsa_oem_dss_key.pem;sha256sum=64a379979200d39949d3e5b0038e3fdd5548600b2f7077a17e35422336075ad4 \
diff --git a/meta-aspeed/recipes-bsp/u-boot/u-boot-fw-utils-aspeed-sdk_2019.04.bb b/meta-aspeed/recipes-bsp/u-boot/u-boot-fw-utils-aspeed-sdk_2019.04.bb
index 90e1206..2708ae0 100644
--- a/meta-aspeed/recipes-bsp/u-boot/u-boot-fw-utils-aspeed-sdk_2019.04.bb
+++ b/meta-aspeed/recipes-bsp/u-boot/u-boot-fw-utils-aspeed-sdk_2019.04.bb
@@ -1,4 +1,5 @@
 require u-boot-common-aspeed-sdk_${PV}.inc
+require conf/machine/distro/include/uboot-distrovars.inc
 
 SUMMARY = "U-Boot bootloader fw_printenv/setenv utilities"
 DEPENDS += "mtd-utils"
@@ -8,9 +9,11 @@
 
 SRC_URI += "file://fw_env_ast2600_nor.config"
 SRC_URI += "file://fw_env_ast2600_mmc.config"
+SRC_URI += "file://fw_env_flash_64M_nor.config"
 
 ENV_CONFIG_FILE = "fw_env_ast2600_nor.config"
 ENV_CONFIG_FILE:df-phosphor-mmc = "fw_env_ast2600_mmc.config"
+ENV_CONFIG_FILE:uboot-flash-65536 = "fw_env_flash_64M_nor.config"
 
 INSANE_SKIP:${PN} = "already-stripped"
 EXTRA_OEMAKE:class-target = 'CROSS_COMPILE=${TARGET_PREFIX} CC="${CC} ${CFLAGS} ${LDFLAGS}" HOSTCC="${BUILD_CC} ${BUILD_CFLAGS} ${BUILD_LDFLAGS}" V=1'