diff --git a/services/soundtrigger/SoundTriggerHwService.h b/services/soundtrigger/SoundTriggerHwService.h
index d05dacd..2619a5f 100644
--- a/services/soundtrigger/SoundTriggerHwService.h
+++ b/services/soundtrigger/SoundTriggerHwService.h
@@ -141,6 +141,9 @@
 
     private:
 
+       status_t unloadSoundModel_l(sound_model_handle_t handle);
+
+
         Mutex                                  mLock;
         wp<SoundTriggerHwService>              mService;
         struct sound_trigger_hw_device*        mHwDevice;