The team announced Voit will be active Tuesday for the Triple-A Mets.
Voit was designated for assignment on May 29 after playing in 22 games with the Milwaukee Brewers this season.
Voit, 32, signed a minor league contract with the Brewers in the offseason, opted out of it and signed a major league deal with the club for $2 million. The Brewers are on the hook for the remainder of the contract.
Voit is a career .253 hitter with 95 home runs, 68 of those coming in four seasons with the New York Yankees. In seven seasons with five different clubs, Voit has 276 RBIs in 508 games.