diff --git a/services/soundtrigger/SoundTriggerHwService.h b/services/soundtrigger/SoundTriggerHwService.h
index c222cd9..4258ec0 100644
--- a/services/soundtrigger/SoundTriggerHwService.h
+++ b/services/soundtrigger/SoundTriggerHwService.h
@@ -122,8 +122,7 @@
        virtual status_t startRecognition(sound_model_handle_t handle,
                                          const sp<IMemory>& dataMemory);
        virtual status_t stopRecognition(sound_model_handle_t handle);
-       virtual status_t getModelState(sound_model_handle_t handle,
-                                      sp<IMemory>& eventMemory);
+       virtual status_t getModelState(sound_model_handle_t handle);
 
        sp<SoundTriggerHalInterface> halInterface() const { return mHalInterface; }
        struct sound_trigger_module_descriptor descriptor() { return mDescriptor; }
@@ -171,8 +170,7 @@
        virtual status_t startRecognition(sound_model_handle_t handle,
                                          const sp<IMemory>& dataMemory);
        virtual status_t stopRecognition(sound_model_handle_t handle);
-       virtual status_t getModelState(sound_model_handle_t handle,
-                                      sp<IMemory>& eventMemory);
+       virtual status_t getModelState(sound_model_handle_t handle);
 
        virtual status_t dump(int fd, const Vector<String16>& args);