Veteran righthander Michael Wacha gets the start Sunday as the Cardinals look to take two of three from the Milwaukee Brewers at Busch Stadium. Game time is 1:15 p.m.
The Cardinals (83-65) enter Sunday's action three games up on the Chicago Cubs (80-68) and four games ahead of the Brewers (79-69).
The Cards blasted the Brewers 10-0 on Friday, but fell 5-2 in Saturday night's game.
He'll be opposed by Milwaukee righthander Chase Anderson (6-4, 4.57), who made two early-season bullpen appearances against the Cardinals this season. Anderson has lasted just four innings in his last three starts, posting a 6.