Cleveland Cavaliers guard Mike Miller has opted into his $2.8 million contract for the 2015-16 season, a league source told RealGM.

Miller had the deadline on his option Monday night.

A 15-year NBA veteran, Miller averaged 2.1 points and 13.5 minutes while playing 52 games last season. Miller had a rejuvenation in his return with the Memphis Grizzlies in 2013-14, when he averaged 7.1 points and 45.9 percent three-point shooting.

For his career, Miller is an 11.3 points per game scorer, a positive voice in the locker room and versatile player in his prime. He has played for Orlando, Memphis, Minnesota, Washington, Miami and Cleveland.