diff --git a/config.mk b/config.mk
index 2cdcbb3..c174f44 100644
--- a/config.mk
+++ b/config.mk
@@ -1,6 +1,7 @@
 LOCAL_PATH := $(call my-dir)
 include $(call all-subdir-makefiles,$(LOCAL_PATH))
 
+include vendor/custom/overlay/overlay.mk
 include vendor/custom/prebuilts/prebuilts.mk
 RELAX_USES_LIBRARY_CHECK=true
 
diff --git a/overlay/overlay.mk b/overlay/overlay.mk
new file mode 100644
index 0000000..a5ae725
--- /dev/null
+++ b/overlay/overlay.mk
@@ -0,0 +1,3 @@
+PRODUCT_PACKAGES += \
+    FontWenkaiOverlay \
+    FontWkmonoOverlay
\ No newline at end of file