diff --git a/media/mtp/MtpClient.h b/media/mtp/MtpClient.h
index fbbd388..8e2d979 100644
--- a/media/mtp/MtpClient.h
+++ b/media/mtp/MtpClient.h
@@ -24,6 +24,8 @@
 
 #include "MtpUtils.h"
 
+namespace android {
+
 class MtpClient {
 private:
     struct usb_endpoint *mEndpointIn;
@@ -56,4 +58,6 @@
 
 };
 
+}; // namespace android
+
 #endif // _MTP_CLIENT_H