diff --git a/services/soundtrigger/SoundTriggerHwService.h b/services/soundtrigger/SoundTriggerHwService.h
index 4258ec0..43ad611 100644
--- a/services/soundtrigger/SoundTriggerHwService.h
+++ b/services/soundtrigger/SoundTriggerHwService.h
@@ -47,10 +47,12 @@
     virtual             ~SoundTriggerHwService();
 
     // ISoundTriggerHwService
-    virtual status_t listModules(struct sound_trigger_module_descriptor *modules,
+    virtual status_t listModules(const String16& opPackageName,
+                                 struct sound_trigger_module_descriptor *modules,
                                  uint32_t *numModules);
 
-    virtual status_t attach(const sound_trigger_module_handle_t handle,
+    virtual status_t attach(const String16& opPackageName,
+                            const sound_trigger_module_handle_t handle,
                             const sp<ISoundTriggerClient>& client,
                             sp<ISoundTrigger>& module);
 
@@ -133,7 +135,8 @@
 
        void setCaptureState_l(bool active);
 
-       sp<ModuleClient> addClient(const sp<ISoundTriggerClient>& client);
+       sp<ModuleClient> addClient(const sp<ISoundTriggerClient>& client,
+                                  const String16& opPackageName);
 
        void detach(const sp<ModuleClient>& moduleClient);
 
@@ -156,7 +159,8 @@
     public:
 
        ModuleClient(const sp<Module>& module,
-              const sp<ISoundTriggerClient>& client);
+              const sp<ISoundTriggerClient>& client,
+              const String16& opPackageName);
 
        virtual ~ModuleClient();
 
@@ -190,6 +194,7 @@
         mutable Mutex               mLock;
         wp<Module>                  mModule;
         sp<ISoundTriggerClient>     mClient;
+        const String16              mOpPackageName;
     }; // class ModuleClient
 
     class CallbackThread : public Thread {