diff --git a/configs/P1023RDB_defconfig b/configs/P1023RDB_defconfig
index 0c10bc0..a8bb576 100644
--- a/configs/P1023RDB_defconfig
+++ b/configs/P1023RDB_defconfig
@@ -28,6 +28,7 @@
 # CONFIG_CMD_HASH is not set
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_ENV_OVERWRITE=y
 CONFIG_ENV_IS_IN_FLASH=y
 CONFIG_ENV_ADDR=0xEFF20000
 # CONFIG_MMC is not set