diff --git a/meta-digi-arm/classes/image_types_digi.bbclass b/meta-digi-arm/classes/image_types_digi.bbclass
index 20c198f2b..a3e0a3f88 100644
--- a/meta-digi-arm/classes/image_types_digi.bbclass
+++ b/meta-digi-arm/classes/image_types_digi.bbclass
@@ -205,6 +205,7 @@ trustence_sign_cpio() {
 		export CONFIG_SIGN_KEYS_PATH="${TRUSTFENCE_SIGN_KEYS_PATH}"
 		[ -n "${TRUSTFENCE_KEY_INDEX}" ] && export CONFIG_KEY_INDEX="${TRUSTFENCE_KEY_INDEX}"
 		[ -n "${TRUSTFENCE_DEK_PATH}" ] && [ "${TRUSTFENCE_DEK_PATH}" != "0" ] && export CONFIG_DEK_PATH="${TRUSTFENCE_DEK_PATH}"
+		[ -n "${TRUSTFENCE_SIGN_MODE}" ] && export CONFIG_SIGN_MODE="${TRUSTFENCE_SIGN_MODE}"
 
 		if [ "${TRUSTFENCE_SIGN_MODE}" = "AHAB" ]; then
 			${DEPLOY_DIR_IMAGE}/imx-boot-tools/mkimage_imx8 -soc ${MX8_SOC_VAR} -rev ${MX8_CHIP_REV} -c -ap ${1} a35 ${RAM_CONTAINER_LOC_TF} -out ${1}-mkimg
diff --git a/meta-digi-arm/recipes-bsp/imx-mkimage/imx-boot_0.2.bbappend b/meta-digi-arm/recipes-bsp/imx-mkimage/imx-boot_0.2.bbappend
index 822c91bda..8ac1cda2d 100644
--- a/meta-digi-arm/recipes-bsp/imx-mkimage/imx-boot_0.2.bbappend
+++ b/meta-digi-arm/recipes-bsp/imx-mkimage/imx-boot_0.2.bbappend
@@ -209,6 +209,7 @@ do_deploy_append () {
 		export CONFIG_SIGN_KEYS_PATH="${TRUSTFENCE_SIGN_KEYS_PATH}"
 		[ -n "${TRUSTFENCE_KEY_INDEX}" ] && export CONFIG_KEY_INDEX="${TRUSTFENCE_KEY_INDEX}"
 		[ -n "${TRUSTFENCE_DEK_PATH}" ] && [ "${TRUSTFENCE_DEK_PATH}" != "0" ] && export CONFIG_DEK_PATH="${TRUSTFENCE_DEK_PATH}"
+		[ -n "${TRUSTFENCE_SIGN_MODE}" ] && export CONFIG_SIGN_MODE="${TRUSTFENCE_SIGN_MODE}"
 
 		# Sign U-boot image
 		for ramc in ${RAM_CONFIGS}; do
diff --git a/meta-digi-arm/recipes-bsp/u-boot/digi-u-boot.inc b/meta-digi-arm/recipes-bsp/u-boot/digi-u-boot.inc
index aebfd9e99..0daed7732 100644
--- a/meta-digi-arm/recipes-bsp/u-boot/digi-u-boot.inc
+++ b/meta-digi-arm/recipes-bsp/u-boot/digi-u-boot.inc
@@ -159,6 +159,7 @@ do_deploy_append() {
 		export CONFIG_SIGN_KEYS_PATH="${TRUSTFENCE_SIGN_KEYS_PATH}"
 		[ -n "${TRUSTFENCE_KEY_INDEX}" ] && export CONFIG_KEY_INDEX="${TRUSTFENCE_KEY_INDEX}"
 		[ -n "${TRUSTFENCE_DEK_PATH}" ] && [ "${TRUSTFENCE_DEK_PATH}" != "0" ] && export CONFIG_DEK_PATH="${TRUSTFENCE_DEK_PATH}"
+		[ -n "${TRUSTFENCE_SIGN_MODE}" ] && export CONFIG_SIGN_MODE="${TRUSTFENCE_SIGN_MODE}"
 
 		# Sign boot script
 		if [ "${TRUSTFENCE_SIGN_MODE}" = "HAB" ]; then
diff --git a/meta-digi-arm/recipes-kernel/linux/linux-dey.inc b/meta-digi-arm/recipes-kernel/linux/linux-dey.inc
index e7d5800d7..9d9afb3e3 100644
--- a/meta-digi-arm/recipes-kernel/linux/linux-dey.inc
+++ b/meta-digi-arm/recipes-kernel/linux/linux-dey.inc
@@ -22,6 +22,7 @@ trustfence_sign() {
 	export CONFIG_SIGN_KEYS_PATH="${TRUSTFENCE_SIGN_KEYS_PATH}"
 	[ -n "${TRUSTFENCE_KEY_INDEX}" ] && export CONFIG_KEY_INDEX="${TRUSTFENCE_KEY_INDEX}"
 	[ -n "${TRUSTFENCE_DEK_PATH}" ] && [ "${TRUSTFENCE_DEK_PATH}" != "0" ] && export CONFIG_DEK_PATH="${TRUSTFENCE_DEK_PATH}"
+	[ -n "${TRUSTFENCE_SIGN_MODE}" ] && export CONFIG_SIGN_MODE="${TRUSTFENCE_SIGN_MODE}"
 
 	# Sign/encrypt the kernel images
 	if [ "${TRUSTFENCE_SIGN_MODE}" = "HAB" ]; then