diff --git a/configs/tqma6s_wru4_mmc_defconfig b/configs/tqma6s_wru4_mmc_defconfig
index 4dc6b9e..8cde18b 100644
--- a/configs/tqma6s_wru4_mmc_defconfig
+++ b/configs/tqma6s_wru4_mmc_defconfig
@@ -6,6 +6,7 @@
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
+CONFIG_ENV_IS_IN_MMC=y
 CONFIG_BOOTDELAY=3
 CONFIG_DEFAULT_FDT_FILE="imx6s-wru4.dtb"
 CONFIG_BOARD_EARLY_INIT_F=y