diff --git a/configs/T2080QDS_defconfig b/configs/T2080QDS_defconfig
index c9df2d1..90ba6f3 100644
--- a/configs/T2080QDS_defconfig
+++ b/configs/T2080QDS_defconfig
@@ -5,6 +5,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="t2080qds"
 CONFIG_ENV_ADDR=0xEFF20000
 CONFIG_MPC85xx=y
+CONFIG_SYS_INIT_RAM_LOCK=y
 CONFIG_TARGET_T2080QDS=y
 CONFIG_MPC85XX_HAVE_RESET_VECTOR=y
 CONFIG_ENABLE_36BIT_PHYS=y