--- a/QTfrontend/SDLs.cpp	Mon Dec 27 23:57:44 2010 +0100
+++ b/QTfrontend/SDLs.cpp	Tue Jan 04 12:53:46 2011 +0100
@@ -166,7 +166,7 @@
     SDLMusicInit();
 
     if (music == NULL) {
-        music = Mix_LoadMUS((datadir->absolutePath() + "/Music/main theme.ogg").toLocal8Bit().constData());
+        music = Mix_LoadMUS((datadir->absolutePath() + "/Music/main_theme.ogg").toLocal8Bit().constData());
 
     }
     Mix_VolumeMusic(MIX_MAX_VOLUME - 28);