diff --git a/media/mtp/MtpResponsePacket.h b/media/mtp/MtpResponsePacket.h
index 84c3024..373f8f9 100644
--- a/media/mtp/MtpResponsePacket.h
+++ b/media/mtp/MtpResponsePacket.h
@@ -20,6 +20,8 @@
 #include "MtpPacket.h"
 #include "mtp.h"
 
+namespace android {
+
 class MtpResponsePacket : public MtpPacket {
 
 public:
@@ -41,4 +43,6 @@
                                                      { return setContainerCode(code); }
 };
 
+}; // namespace android
+
 #endif // _MTP_RESPONSE_PACKET_H