Kyle Turris scored the tiebreaking goal in the second period and Craig Anderson stopped 37 shots to lift the Ottawa Senators over the Florida Panthers 2-1 on Sunday night.
Zack Smith had an early short-handed goal for the Senators, who have won four of six.
Jonathan Marchessault scored for Florida, and James Reimer made 31 saves. The Panthers have lost three straight after sweeping a five-game road trip, and dropped their last four home games overall.
Turris put Ottawa ahead when his wrist shot went over Reimer's glove at 9:58 of the second for his 21st goal of the season.
The Senators took a 1-0 lead on a short-handed goal by Smith. Reimer blocked a shot from Erik Karlsson, but Smith grabbed the rebound and poked in the puck at 6:28 of the first. Smith has 12 career short-handed goals.
Marchessault tied it on his power-play goal with 2:47 left in the first. He took a feed from Jonathan Huberdeau in the left circle and put the puck high into the net.