diff --git a/BoardConfigLineage.mk b/BoardConfigLineage.mk
index adaac78..827ed34 100644
--- a/BoardConfigLineage.mk
+++ b/BoardConfigLineage.mk
@@ -12,3 +12,13 @@ AB_OTA_PARTITIONS += \
 BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
 BOARD_VENDOR_DLKMIMAGE_FILE_SYSTEM_TYPE := ext4
 TARGET_COPY_OUT_VENDOR_DLKM := vendor_dlkm
+
+# Enable chain partition for vendor.
+BOARD_AVB_VBMETA_VENDOR := vendor
+BOARD_AVB_VBMETA_VENDOR_KEY_PATH := external/avb/test/data/testkey_rsa2048.pem
+BOARD_AVB_VBMETA_VENDOR_ALGORITHM := SHA256_RSA2048
+BOARD_AVB_VBMETA_VENDOR_ROLLBACK_INDEX := $(PLATFORM_SECURITY_PATCH_TIMESTAMP)
+BOARD_AVB_VBMETA_VENDOR_ROLLBACK_INDEX_LOCATION := 3
+
+AB_OTA_PARTITIONS += \
+    vbmeta_vendor