diff --git a/configs/cn9130_crb_boot_defconfig b/configs/cn9130_crb_boot_defconfig
index ff104231..7e4e3ed7 100644
--- a/configs/cn9130_crb_boot_defconfig
+++ b/configs/cn9130_crb_boot_defconfig
@@ -16,6 +16,8 @@ BR2_ROOTFS_POST_IMAGE_SCRIPT="${BR2_EXTERNAL_INFIX_PATH}/board/common/post-image
 # BR2_PACKAGE_IFUPDOWN_SCRIPTS is not set
 # BR2_TARGET_ROOTFS_TAR is not set
 BR2_TARGET_ARM_TRUSTED_FIRMWARE=y
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_CUSTOM_VERSION=y
+BR2_TARGET_ARM_TRUSTED_FIRMWARE_CUSTOM_VERSION_VALUE="v2.9"
 BR2_TARGET_ARM_TRUSTED_FIRMWARE_PLATFORM="t9130"
 BR2_TARGET_ARM_TRUSTED_FIRMWARE_FIP=y
 BR2_TARGET_ARM_TRUSTED_FIRMWARE_UBOOT_AS_BL33=y