diff --git a/BoardConfig.mk b/BoardConfig.mk
index 1ac84fc..a46a88b 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -5,3 +5,6 @@
 #
 
 DEVICE_PATH := device/xiaomi/sweet
+
+# Inherit from proprietary files
+include vendor/xiaomi/sweet/BoardConfigVendor.mk
diff --git a/device.mk b/device.mk
index 741323f..ecf9621 100644
--- a/device.mk
+++ b/device.mk
@@ -7,3 +7,6 @@
 # Soong namespaces
 PRODUCT_SOONG_NAMESPACES += \
     $(LOCAL_PATH)
+
+# Call the proprietary setup
+$(call inherit-product, vendor/xiaomi/sweet/sweet-vendor.mk)