diff --git a/include/audiomanager/IAudioManager.h b/include/audiomanager/IAudioManager.h
index 0b7e16b..a35a145 100644
--- a/include/audiomanager/IAudioManager.h
+++ b/include/audiomanager/IAudioManager.h
@@ -56,7 +56,7 @@
     /*oneway*/ virtual status_t playerAttributes(audio_unique_id_t piid, audio_usage_t usage,
                 audio_content_type_t content)= 0;
     /*oneway*/ virtual status_t playerEvent(audio_unique_id_t piid, player_state_t event,
-                audio_port_handle_t eventId) = 0;
+                const std::vector<audio_port_handle_t>& eventIds) = 0;
     /*oneway*/ virtual status_t releasePlayer(audio_unique_id_t piid) = 0;
     virtual audio_unique_id_t trackRecorder(const sp<IBinder>& recorder) = 0;
     /*oneway*/ virtual status_t recorderEvent(audio_unique_id_t riid, recorder_state_t event) = 0;
diff --git a/services/audiomanager/IAudioManager.cpp b/services/audiomanager/IAudioManager.cpp
index da1aae2..f8a38d1 100644
--- a/services/audiomanager/IAudioManager.cpp
+++ b/services/audiomanager/IAudioManager.cpp
@@ -87,12 +87,15 @@
     }
 
     virtual status_t playerEvent(audio_unique_id_t piid, player_state_t event,
-            audio_port_handle_t eventId) {
+            const std::vector<audio_port_handle_t>& eventIds) {
         Parcel data, reply;
         data.writeInterfaceToken(IAudioManager::getInterfaceDescriptor());
         data.writeInt32((int32_t) piid);
         data.writeInt32((int32_t) event);
-        data.writeInt32((int32_t) eventId);
+        data.writeInt32((int32_t) eventIds.size());
+        for (auto eventId: eventIds) {
+            data.writeInt32((int32_t) eventId);
+        }
         return remote()->transact(PLAYER_EVENT, data, &reply, IBinder::FLAG_ONEWAY);
     }