Larian Studios Forums Divinity - Original Sin Divinity - Original Sin - Technical Issues How to change the language (gog, mac)?

Hi, I got the game (the OS X version) from gog and want to play the game in english. But somehow someone decided that I have to play the german version and the game seemingly does not give my any option to change that. But seriously - that has to be possible! So, how do I do it?