After a stinging rebuke in the lower courts over its legal battle with Epic, Apple filed a notice of appeal to the Ninth Circuit on Monday. The appeal will challenge last week’s ruling that prevents the company from charging developers fees on purchases made outside the App Store.

As promised, Apple is appealing the contempt of court decision it was hit with last week in its ongoing legal fight with Epic Games. Apple

Apple on Monday lodged an appeal to challenge a U.S. judge’s ruling that ordered the tech company to immediately open its lucrative App Store to more competition.