The Cavs are rolling despite LeBron James and his rolled ankle.
Cleveland won its third straight game, defeating Miami 94-93 on Wednesday.
Guard Dajuan Wagner made the game-winning shot with about ten seconds left. The second-year pro finished with 10 points.
Center Zydrunas Ilgauskas led the Cavs with 30 points and 11 rebounds. Cleveland matched its win total (17) from last season.
The Cavs, which won its fifth game in six contests, got 27 from James, who said he will not participate in the NBA slam dunk contest during the all-star weekend.