diff --git a/include/radio/Radio.h b/include/radio/Radio.h
index 302bf16..a4dfdd1 100644
--- a/include/radio/Radio.h
+++ b/include/radio/Radio.h
@@ -75,7 +75,7 @@
 private:
             Radio(radio_handle_t handle,
                             const sp<RadioCallback>&);
-            static const sp<IRadioService>& getRadioService();
+            static const sp<IRadioService> getRadioService();
 
             Mutex                   mLock;
             sp<IRadio>              mIRadio;
diff --git a/include/soundtrigger/SoundTrigger.h b/include/soundtrigger/SoundTrigger.h
index bf5e1de..9a05cac 100644
--- a/include/soundtrigger/SoundTrigger.h
+++ b/include/soundtrigger/SoundTrigger.h
@@ -68,7 +68,7 @@
 private:
             SoundTrigger(sound_trigger_module_handle_t module,
                             const sp<SoundTriggerCallback>&);
-            static const sp<ISoundTriggerHwService>& getSoundTriggerHwService();
+            static const sp<ISoundTriggerHwService> getSoundTriggerHwService();
 
             Mutex                               mLock;
             sp<ISoundTrigger>                   mISoundTrigger;