diff -up BlockOutII-2.3/BlockOut_GL/SoundManager.cpp~ BlockOutII-2.3/BlockOut_GL/SoundManager.cpp
--- BlockOutII-2.3/BlockOut_GL/SoundManager.cpp~ 2007-11-25 23:13:00.000000000 +0100
+++ BlockOutII-2.3/BlockOut_GL/SoundManager.cpp 2007-11-25 23:13:00.000000000 +0100
@@ -142,7 +142,7 @@ void SoundManager::PlayHit() {
void SoundManager::PlayMusic() {
if( creditsMusic==NULL ) {
- creditsMusic = Mix_LoadMUS( LID("sounds/music.mp3") );
+ creditsMusic = Mix_LoadMUS( LID("sounds/music.ogg") );
if( !creditsMusic ) {
printf("Music cannot be played: %s\n",SDL_GetError());
return;