Mike Miller will start Sunday's Game 4 of the Heat's first-round playoff series agaisnt the Milwaukee, the Heat announced about 45 minutes before the game.
Wade received treatment and warmed up on the court before the game but ultimately decided against playing after reinjuring his knee and aggravating his right forearm during Game 3. Wade went 1 of 12 in Game 3.
Miller has played a total of two minutes during the Heat's first three playoff games but started the final 13 games of the regular season, averaging more than 10 points per game while shooting over 48 percent from three-point range. The Heat is 15-2 this season with Miller in the starting lineup.
Ray Allen, Wade's primary backup, will continue to come off the bench with the Heat's second unit, which is averaging over 40 points per game in the series. Allen led the Heat with 23 points per game in Game 3.