Major League Baseball ended Ronny Paulino’s season as he tested positive for a performance enhancing drug.

Paulino tested positive for an unspecified performance-enhancing substance and his suspension begins immediately, MLB announced Friday.

The 29-year-old has played in 91 games for Florida this year, hitting .259 with four homers and 37 RBI. He has been the Marlins’ regular starter behind the plate this season, including four of their last five games.

Looking at Paulino’s stats, he’s another data point on the steroids don’t help poor hitters much curve.