diff --git a/desmume/src/SPU.cpp b/desmume/src/SPU.cpp
index c07a693d8..57be86f86 100644
--- a/desmume/src/SPU.cpp
+++ b/desmume/src/SPU.cpp
@@ -1340,8 +1340,7 @@ void SPU_Emulate_user(bool mix)
 		if(synchmode == ESynchMode_Synchronous)
 		{
 			int done = synchronizer->output_samples(SPU_user->outbuf, audiosize);
-			for(int j=0;j<done;j++)
-				SNDCore->UpdateAudio(&SPU_user->outbuf[j*2],1);
+			SNDCore->UpdateAudio(SPU_user->outbuf,done);
 		}
 		else
 		{
diff --git a/desmume/src/windows/main.cpp b/desmume/src/windows/main.cpp
index 5577b56e3..b2c00f5bd 100644
--- a/desmume/src/windows/main.cpp
+++ b/desmume/src/windows/main.cpp
@@ -1203,7 +1203,7 @@ static void StepRunLoop_Core()
 	{
 		Lock lock;
 		NDS_exec<false>();
-		SPU_Emulate_user();
+		//SPU_Emulate_user();
 		win_sound_samplecounter = 735;
 	}
 	inFrameBoundary = true;