diff --git a/Android.mk b/Android.mk
index 5d8bc454a..2d2ef9fbd 100644
--- a/Android.mk
+++ b/Android.mk
@@ -533,3 +533,7 @@ LOCAL_SRC_FILES := src/posix/client.cpp
 
 include $(BUILD_EXECUTABLE)
 endif # ($(USE_OTBR_DAEMON), 1)
+
+ifneq ($(OPENTHREAD_PROJECT_ANDROID_MK),)
+include $(OPENTHREAD_PROJECT_ANDROID_MK)
+endif