diff --git a/media/mtp/MtpServer.h b/media/mtp/MtpServer.h
index 9ed1c84..19ccf24 100644
--- a/media/mtp/MtpServer.h
+++ b/media/mtp/MtpServer.h
@@ -95,6 +95,8 @@
     MtpResponseCode     doGetObjectPropsSupported();
     MtpResponseCode     doGetObjectHandles();
     MtpResponseCode     doGetNumObjects();
+    MtpResponseCode     doGetObjectReferences();
+    MtpResponseCode     doSetObjectReferences();
     MtpResponseCode     doGetObjectPropValue();
     MtpResponseCode     doGetObjectInfo();
     MtpResponseCode     doGetObject();