Martina Hingis celebrated her birthday by announcing her pregnancy. The Swiss Miss took to Twitter to inform fans that she’d be adding a new member to the family in the not too distant future.

Thanks for all the birthday wishes! Happy to share that this will be the last time we’ll celebrate as a couple...excited to announce that we will become a family of three! pic.twitter.com/FRrpndFxxH

— Martina Hingis (@mhingis) September 30, 2018