Ersson will start Wednesday's road game against Buffalo, Jackson Starr of the Senators' official site reports.
Ersson got the night off Sunday against Anaheim, but he'll draw his second start in the Senators' last three games Wednesday. He picked up his first win of the season against San Jose on Saturday and has now gone 1-3-1 with a 3.79 GAA and .866 save percentage across his first seven appearances of the 2026-27 campaign.