diff --git a/configs/imx8mm_evk_defconfig b/configs/imx8mm_evk_defconfig
index 158627b..5d1f30a 100644
--- a/configs/imx8mm_evk_defconfig
+++ b/configs/imx8mm_evk_defconfig
@@ -19,6 +19,7 @@
 CONFIG_SYS_LOAD_ADDR=0x40480000
 CONFIG_LTO=y
 CONFIG_DISTRO_DEFAULTS=y
+CONFIG_SYS_MONITOR_LEN=524288
 CONFIG_FIT=y
 CONFIG_FIT_EXTERNAL_OFFSET=0x3000
 CONFIG_SPL_LOAD_FIT=y