diff --git a/src/sound/sdl2_s.cpp b/src/sound/sdl2_s.cpp
--- a/src/sound/sdl2_s.cpp
+++ b/src/sound/sdl2_s.cpp
@@ -31,7 +31,7 @@ static void CDECL fill_sound_buffer(void
 	MxMixSamples(stream, len / 4);
 }
 
-const char *SoundDriver_SDL::Start(const char * const *parm)
+const char *SoundDriver_SDL::Start(const StringList &parm)
 {
 	SDL_AudioSpec spec;
 	SDL_AudioSpec spec_actual;