diff --git a/media/mtp/MtpDataPacket.h b/media/mtp/MtpDataPacket.h
index 3b18e4e..825ff45 100644
--- a/media/mtp/MtpDataPacket.h
+++ b/media/mtp/MtpDataPacket.h
@@ -20,6 +20,8 @@
 #include "MtpPacket.h"
 #include "mtp.h"
 
+namespace android {
+
 class MtpDataPacket : public MtpPacket {
 private:
     // current offset for get/put methods
@@ -86,4 +88,6 @@
     inline bool         hasData() const { return mPacketSize > MTP_CONTAINER_HEADER_SIZE; }
 };
 
+}; // namespace android
+
 #endif // _MTP_DATA_PACKET_H