Feedback.app Language issue

Just downloaded the new Xojo Feedback.app and installed it on my MacBook with OSX 10.8.3
by overwriting the old RS Feedback.app

When first launched I am asked to insert my licence data I guess.

Why guessing? Because the screen is in spanish…

Where does feedback.app gets its language settings from?

My Systemlanguage is German and second is english

Any Ideas