Andy and Jamie Murray recovered from losing the first set to win their doubles clash with Eric Butorac and Jarkko Nieminen at the Japan Open in Tokyo.
US Open champion Andy Murray was playing alongside his brother for the first time since the Olympics, and together they lost the first set 7-5.
They fought back to take the second 6-3, though, setting up a champions tie-break which they won 10/4.
Andy Murray is also competing in the singles event in Japan's capital and faces Stanislas Wawrinka in the quarter-finals.
His passage to the last eight was secured by beating Lukas Lacko 6-1 6-2 in less than an hour on Wednesday.