Novak completed the 2016 season with a 65-9 W/L record and seven titles won, and finished year as no. 2 for the second time in his career.
Sunday’s contest between Novak and Andy Murray will be the first occasion in history that the year-end no.1 ranking is on the line at the title-match of the season finale.
The defending champion kept up the pressure in the race for the year-end no.1 ranking with a convincing 6-1, 6-2 win over Belgian David Goffin on Thursday.
Nole continued his bid for a fifth consecutive WTFs title with a 7-6 (6), 7-6 (5) win over Milos Raonic.