diff --git a/media/libmedia/AudioTrack.cpp b/media/libmedia/AudioTrack.cpp
index 22a5acd..f206f5c 100644
--- a/media/libmedia/AudioTrack.cpp
+++ b/media/libmedia/AudioTrack.cpp
@@ -1401,6 +1401,7 @@
                                                       &trackFlags,
                                                       mSharedBuffer,
                                                       output,
+                                                      mClientPid,
                                                       tid,
                                                       &mSessionId,
                                                       mClientUid,