diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index ad2f291..ab469b3 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1022,6 +1022,7 @@
 	select SPL_PINCTRL if SPL
 	select SUPPORT_SPL
 	imply FAT_WRITE
+	imply ENV_IS_IN_MMC
 	help
 	  Support for UniPhier SoC family developed by Socionext Inc.
 	  (formerly, System LSI Business Division of Panasonic Corporation)