You could try : C:\0AD\binaries\data\mods\public\simulation\components\Sound.js // This file reads sounds from XMLsC:\0AD\source\soundmanager\*.*C:\0AD\source\simulation2\components\ //All CPP components are hereWhen you find the source, make sure your create a ticket on trac : http://trac.wildfiregames.com/ Also make sure you read http://trac.wildfiregames.com/wiki/SubmittingPatches Regards, and good luck.