diff --git a/configs/T1024QDS_SDCARD_defconfig b/configs/T1024QDS_SDCARD_defconfig
index 0b75721..3d6fc50 100644
--- a/configs/T1024QDS_SDCARD_defconfig
+++ b/configs/T1024QDS_SDCARD_defconfig
@@ -12,6 +12,7 @@
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
 CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SDCARD"
+CONFIG_ENV_IS_IN_MMC=y
 CONFIG_BOOTDELAY=10
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set