Slaten (2-0) earned the win over the Cubs on Saturday, striking out two over two scoreless innings.
The Red Sox pieced together a bullpen day, opening up an opportunity for Slaten to pick up his second win of the season. The Rule 5 selection has been a find for Boston with one run allowed and two walks over 16.1 innings. Slaten has thrown at least two innings in seven of nine outings.