diff --git a/configs/MPC837XEMDS_SLAVE_defconfig b/configs/MPC837XEMDS_SLAVE_defconfig
index f9a3910..3ba15a1 100644
--- a/configs/MPC837XEMDS_SLAVE_defconfig
+++ b/configs/MPC837XEMDS_SLAVE_defconfig
@@ -121,6 +121,7 @@
 CONFIG_CMD_DATE=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_ENV_OVERWRITE=y
 CONFIG_ENV_ADDR=0xFE080000
 CONFIG_MTD=y
 CONFIG_MTD_NOR_FLASH=y