diff --git a/d2x-rebirth/libmve/mvelib.cpp b/d2x-rebirth/libmve/mvelib.cpp
index 9ae8bb91f..2d3bc054b 100644
--- a/d2x-rebirth/libmve/mvelib.cpp
+++ b/d2x-rebirth/libmve/mvelib.cpp
@@ -265,7 +265,7 @@ int mve_play_next_chunk(MVESTREAM &movie)
 				r = movie.handle_mve_segment_initaudiobuffers(minor, data);
 				break;
 			case mve_opcode::startstopaudio:
-				r = movie.handle_mve_segment_startstopaudio(major, minor, data, len, movie.context);
+				r = movie.handle_mve_segment_startstopaudio();
 				break;
 			case mve_opcode::initvideobuffers:
 				r = movie.handle_mve_segment_initvideobuffers(major, minor, data, len, movie.context);
diff --git a/d2x-rebirth/libmve/mvelib.h b/d2x-rebirth/libmve/mvelib.h
index e3cce84ff..8e25b55f9 100644
--- a/d2x-rebirth/libmve/mvelib.h
+++ b/d2x-rebirth/libmve/mvelib.h
@@ -104,7 +104,7 @@ struct MVESTREAM
 	int handle_mve_segment_endofchunk();
 	int handle_mve_segment_createtimer(const unsigned char *data);
 	int handle_mve_segment_initaudiobuffers(unsigned char minor, const unsigned char *data);
-	int handle_mve_segment_startstopaudio(mve_opcode major, unsigned char minor, const unsigned char *data, int len, void *context);
+	int handle_mve_segment_startstopaudio();
 	int handle_mve_segment_initvideobuffers(mve_opcode major, unsigned char minor, const unsigned char *data, int len, void *context);
 	int handle_mve_segment_displayvideo(mve_opcode major, unsigned char minor, const unsigned char *data, int len, void *context);
 	int handle_mve_segment_audioframedata(mve_opcode major, unsigned char minor, const unsigned char *data, int len, void *context);
diff --git a/d2x-rebirth/libmve/mveplay.cpp b/d2x-rebirth/libmve/mveplay.cpp
index bc6c4f3db..a8352153b 100644
--- a/d2x-rebirth/libmve/mveplay.cpp
+++ b/d2x-rebirth/libmve/mveplay.cpp
@@ -368,7 +368,7 @@ int MVESTREAM::handle_mve_segment_initaudiobuffers(unsigned char minor, const un
 	return 1;
 }
 
-int MVESTREAM::handle_mve_segment_startstopaudio(mve_opcode, unsigned char, const unsigned char *, int, void *)
+int MVESTREAM::handle_mve_segment_startstopaudio()
 {
 	if (mve_audio_spec && !mve_audio_playing && mve_audio_bufhead != mve_audio_buftail)
 	{