Karatsev's next tournament was Doha, where he beat Mubarak Shannan Zayid in straight sets in the first round, but lost to top seed Dominic Thiem in the second round after taking the first set in a tiebreak. He entered the doubles draw with compatriot Andrey Rublev and reached the semifinals, where they defeated Jérémy Chardy and Fabrice Martin. In the final, they defeated Marcus Daniell and Philipp Oswald in straight sets.