Riley Lindgren scored the game winner with 58 seconds left as Swift Current beat the Saskatoon Blades 3-2.
The Blades are now one point back of Calgary for the final playoff spot in the Eastern Conference. The Hitmen beat Lethbridge 5-2 on Saturday.
Mason McCarty and Logan Christensen had the goals for the Blades, who at one point led 2-1 in the first period.
Logan Flodell made 27 saves in the loss.
Saskatoon visits Regina on Tuesday.