Ullmark is expected to defend the home crease versus Detroit on Thursday, according to Bruce Garrioch of Postmedia.
Ullmark is 1-3-2 over his last six starts, giving the 31-year-old a 5-7-2 record with a 3.06 GAA and an .888 save percentage this season. Ullmark will face the Red Wings, who are averaging 2.60 goals per game.