diff --git a/configs/imx8mm_evk_defconfig b/configs/imx8mm_evk_defconfig
index 87560ef989..e007766e84 100644
--- a/configs/imx8mm_evk_defconfig
+++ b/configs/imx8mm_evk_defconfig
@@ -21,7 +21,6 @@ CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_GENERATOR="arch/arm/mach-imx/mkimage_fit_atf.sh"
 CONFIG_OF_SYSTEM_SETUP=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/imx8m/imximage-8mm-lpddr4.cfg"
-CONFIG_DEFAULT_FDT_FILE="fsl-imx8mm-evk.dtb"
 CONFIG_BOARD_LATE_INIT=y
 CONFIG_SPL_BOARD_INIT=y
 CONFIG_SPL_SEPARATE_BSS=y
diff --git a/include/configs/imx8mm_evk.h b/include/configs/imx8mm_evk.h
index 991fe0056c..7da2b90052 100644
--- a/include/configs/imx8mm_evk.h
+++ b/include/configs/imx8mm_evk.h
@@ -38,12 +38,12 @@
 /* Initial environment variables */
 #define CONFIG_EXTRA_ENV_SETTINGS		\
 	"script=boot.scr\0" \
-	"image=Image.itb\0" \
+	"image=Image\0" \
 	"console=ttymxc1,115200\0" \
 	"fdt_addr=0x43000000\0"			\
 	"fdt_high=0xffffffffffffffff\0"		\
-	"boot_fit=try\0" \
-	"fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \
+	"boot_fit=no\0" \
+	"fdt_file=imx8mm-evk.dtb\0" \
 	"initrd_addr=0x43800000\0"		\
 	"initrd_high=0xffffffffffffffff\0" \
 	"mmcdev="__stringify(CONFIG_SYS_MMC_ENV_DEV)"\0" \
@@ -113,7 +113,7 @@
 	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 
 #define CONFIG_ENV_OVERWRITE
-#define CONFIG_SYS_MMC_ENV_DEV		0   /* USDHC2 */
+#define CONFIG_SYS_MMC_ENV_DEV		1   /* USDHC2 */
 #define CONFIG_MMCROOT			"/dev/mmcblk1p2"  /* USDHC2 */
 
 /* Size of malloc() pool */