diff --git a/stepmania/src/arch/Sound/RageSoundDriver_Generic_Software.cpp b/stepmania/src/arch/Sound/RageSoundDriver_Generic_Software.cpp
index 32e737fa46..a70594c8cc 100644
--- a/stepmania/src/arch/Sound/RageSoundDriver_Generic_Software.cpp
+++ b/stepmania/src/arch/Sound/RageSoundDriver_Generic_Software.cpp
@@ -128,7 +128,9 @@ void RageSound_Generic_Software::Mix( int16_t *buf, int frames, int64_t frameno,
 
 			/* Note that, until we call advance_read_pointer, we can safely write to p[0]. */
 			const int frames_to_read = min( frames_left, p[0]->frames_in_buffer );
-			mix.write( p[0]->p, frames_to_read * channels, s.volume, got_frames*channels );
+			mix.SetVolume( s.volume );
+			mix.SetWriteOffset( got_frames*channels );
+			mix.write( p[0]->p, frames_to_read * channels );
 
 			SOUNDMAN->CommitPlayingPosition( s.sound_id, frameno+got_frames, p[0]->position, frames_to_read );