4 files changed, 5 insertions, 0 deletions
diff --git a/src/sound/allegro_s.cpp b/src/sound/allegro_s.cpp
index 069e473e5..a94f6d238 100644
--- a/src/sound/allegro_s.cpp
+++ b/src/sound/allegro_s.cpp
@@ -58,6 +58,7 @@ const char *SoundDriver_Allegro::Start(const char * const *parm)
 	}
 
 	_stream = play_audio_stream(BUFFER_SIZE, 16, true, 11025, 255, 128);
+	MxInitialize(11025);
 	return NULL;
 }
 
diff --git a/src/sound/cocoa_s.cpp b/src/sound/cocoa_s.cpp
index 7e315fb75..851136efa 100644
--- a/src/sound/cocoa_s.cpp
+++ b/src/sound/cocoa_s.cpp
@@ -69,6 +69,7 @@ const char *SoundDriver_Cocoa::Start(const char * const *parm)
 	requestedDesc.mBytesPerFrame = requestedDesc.mBitsPerChannel * requestedDesc.mChannelsPerFrame / 8;
 	requestedDesc.mBytesPerPacket = requestedDesc.mBytesPerFrame * requestedDesc.mFramesPerPacket;
 
+	MxInitialize(requestedDesc.mSampleRate);
 
 	/* Locate the default output audio unit */
 	desc.componentType = kAudioUnitType_Output;
diff --git a/src/sound/sdl_s.cpp b/src/sound/sdl_s.cpp
index d111ac8ed..7c89331f7 100644
--- a/src/sound/sdl_s.cpp
+++ b/src/sound/sdl_s.cpp
@@ -30,6 +30,7 @@ const char *SoundDriver_SDL::Start(const char * const *parm)
 	spec.channels = 2;
 	spec.samples = 512;
 	spec.callback = fill_sound_buffer;
+	MxInitialize(spec.freq);
 	SDL_CALL SDL_OpenAudio(&spec, &spec);
 	SDL_CALL SDL_PauseAudio(0);
 	return NULL;
diff --git a/src/sound/win32_s.cpp b/src/sound/win32_s.cpp
index 3a5419495..776158adf 100644
--- a/src/sound/win32_s.cpp
+++ b/src/sound/win32_s.cpp
@@ -65,6 +65,8 @@ const char *SoundDriver_Win32::Start(const char * const *parm)
 	if (waveOutOpen(&_waveout, WAVE_MAPPER, &wfex, (DWORD_PTR)&waveOutProc, 0, CALLBACK_FUNCTION) != MMSYSERR_NOERROR)
 		return "waveOutOpen failed";
 
+	MxInitialize(wfex.nSamplesPerSec);
+
 	PrepareHeader(&_wave_hdr[0]);
 	PrepareHeader(&_wave_hdr[1]);
 	FillHeaders();