diff --git a/configs/imx8mm-cl-iot-gate-optee_defconfig b/configs/imx8mm-cl-iot-gate-optee_defconfig
index 8b3d1b3..519d94d 100644
--- a/configs/imx8mm-cl-iot-gate-optee_defconfig
+++ b/configs/imx8mm-cl-iot-gate-optee_defconfig
@@ -30,6 +30,7 @@
 CONFIG_SPL_POWER=y
 CONFIG_SPL_WATCHDOG=y
 CONFIG_SYS_PROMPT="u-boot=> "
+CONFIG_SYS_MAXARGS=64
 CONFIG_CMD_BOOTEFI_SELFTEST=y
 CONFIG_CMD_NVEDIT_EFI=y
 CONFIG_CMD_EEPROM=y