Britain's Jamie Murray and Neal Skupski have been beaten in the semi-final of the Adelaide International.
The pair lost 5-7 6-3 15-13 to fourth seeds Filip Polasek and Ivan Dodig in a match that lasted one hour 49 minutes.
Britain's Joe Salisbury and American partner Rajeec Ram lost 6-3 6-4 to Manuel Gonzalez and Frabrice Martin in the other semi-final.
The Australian Open begins in Melbourne on Monday. The men's doubles draw will take place during the first week.