diff --git a/meta-ast2400/recipes-bsp/u-boot/files/fw_env.config b/meta-ast2400/recipes-bsp/u-boot/files/fw_env.config
index fe09890..978e4d6 100644
--- a/meta-ast2400/recipes-bsp/u-boot/files/fw_env.config
+++ b/meta-ast2400/recipes-bsp/u-boot/files/fw_env.config
@@ -12,7 +12,8 @@
 
 # MTD SPI-dataflash example
 # MTD device name	Device offset	Env. size	Flash sector size	Number of sectors
-/dev/mtd2		0x00000		0x20000
+#/dev/mtd2		0x00000		0x20000
+/run/fw_env		0x00000		0x20000
 #/dev/mtd5		0x4200		0x4200
 #/dev/mtd6		0x4200		0x4200