The Milwaukee Bucks have exercised the third-year contract option on Giannis Antetokounmpo and the fourth-year contract option on John Henson.
Antetokounmpo, 19, appeared in 77 games last year during his rookie season and averaged 6.8 points with 4.4 rebounds and 1.9 assists in 24.6 minutes per contest.
Henson, 23, played in 70 games last season and ranked among the league leaders in blocks per game (1.7, 9th) and field goal percentage (.538, 13th).