diff --git a/media/libmediaplayerservice/MediaPlayerService.h b/media/libmediaplayerservice/MediaPlayerService.h
index 573117c..8bab471 100644
--- a/media/libmediaplayerservice/MediaPlayerService.h
+++ b/media/libmediaplayerservice/MediaPlayerService.h
@@ -103,7 +103,7 @@
     private:
         static void             setMinBufferCount();
         static void             CallbackWrapper(
-                AudioTrack::event_type event, void *me, void *info);
+                int event, void *me, void *info);
 
         AudioTrack*             mTrack;
         AudioCallback           mCallback;