diff --git a/media/mtp/MtpDataPacket.h b/media/mtp/MtpDataPacket.h
index 146ef64..759c0f9 100644
--- a/media/mtp/MtpDataPacket.h
+++ b/media/mtp/MtpDataPacket.h
@@ -79,6 +79,7 @@
     void                putAUInt64(const uint64_t* values, int count);
     void                putString(const MtpStringBuffer& string);
     void                putString(const char* string);
+    void                putString(const uint16_t* string);
     inline void         putEmptyString() { putUInt16(0); }
     inline void         putEmptyArray() { putUInt32(0); }