diff --git a/media/libmedia/AudioEffect.cpp b/media/libmedia/AudioEffect.cpp
index bfa093d..6549ce6 100644
--- a/media/libmedia/AudioEffect.cpp
+++ b/media/libmedia/AudioEffect.cpp
@@ -412,7 +412,7 @@
     return af->queryEffect(index, descriptor);
 }
 
-status_t AudioEffect::getEffectDescriptor(effect_uuid_t *uuid,
+status_t AudioEffect::getEffectDescriptor(const effect_uuid_t *uuid,
         effect_descriptor_t *descriptor) /*const*/
 {
     const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();