Under Armour is set to sign Andy Murray, the British tennis star, to an endorsement deal, according to reports in the U.K. press.

Murray won the 2012 US Open Champion and 2013 Wimbledon Champion. Sloane Stephens and Robby Ginepri are UA’s two biggest tennis athletes currently. Adidas deal with Murray, 27, reportedly expires at the end of the year.

The report in the Telegraph is here.