diff --git a/configs/r7780mp_defconfig b/configs/r7780mp_defconfig
index 2a37db8..c5fa3f3 100644
--- a/configs/r7780mp_defconfig
+++ b/configs/r7780mp_defconfig
@@ -1,5 +1,6 @@
 CONFIG_SH=y
 CONFIG_TARGET_R7780MP=y
+CONFIG_ENV_IS_IN_FLASH=y
 CONFIG_BOOTDELAY=3
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_CONSOLE is not set