diff --git a/conf/machine/mcm-imx8m-mini.conf b/conf/machine/mcm-imx8m-mini.conf
index beecfa8..1aa9512 100644
--- a/conf/machine/mcm-imx8m-mini.conf
+++ b/conf/machine/mcm-imx8m-mini.conf
@@ -9,7 +9,7 @@ MACHINEOVERRIDES =. "mx8:mx8m:mx8mm:"
 require conf/machine/include/imx-base.inc
 require conf/machine/include/arm/arch-arm64.inc
 
-MACHINE_FEATURES += " pci wifi bluetooth "
+MACHINE_FEATURES += " pci wifi bluetooth optee "
 
 KERNEL_DEVICETREE = "compulab/mcm-imx8m-mini.dtb "
 KERNEL_DEVICETREE += "compulab/mcm-imx8m-mini-thermal.dtb "
@@ -30,7 +30,7 @@ UBOOT_DTB_NAME = "mcm-imx8m-mini.dtb"
 IMXBOOT_TARGETS = "flash_evk"
 
 # Set Serial console
-SERIAL_CONSOLE = "115200 ttymxc2"
+SERIAL_CONSOLES = "115200;ttymxc2"
 
 IMAGE_BOOTLOADER = "imx-boot"