Title holders Czech Republic defended their Davis Cup by BNP Paribas trophy, beating the 2010 winners Serbia on home soil at Belgrade’s Kombank Arena.
World no.44 Radek Stepanek brought the deciding point to the visitors with a 6-3, 6-1, 6-1 victory over no 117-ranked Dusan Lajovic.
Lajovic could not find a solution for a solid game of his experienced opponent, who has played 20 matches in the Davis Cup competition.
Novak won both points for Serbia, against Stepanek (Friday) and Berdych (Sunday).
Serbia will host Switzerland in the first round of the 2014 Davis Cup World Group (January 31- February 2).