Vettori (18-5-1) will return to the Octagon after losing a unanimous decision to Robert Whittaker in September. The 29-year-old Italian has six wins and two losses in his last eight bouts, but has been 1-2 in his last three.
Dolidze (12-1) is on a four win streak. The 34-year-old Georgian suffered his first and only defeat in his career from Trevin Giles in March last year. Roman had his last fight on December 3, defeating Jack Hermansson by TKO in the second round.