The New York Islanders re-signed forward Ross Johnston to a four-year contract extension, the team announced Tuesday.

Johnston's deal carries an average annual value of $1.1 million, reports TSN's Chris Johnston.

The 27-year-old signed with the Islanders as an undrafted free agent in 2015. He's skated in 87 NHL games, scoring seven goals and adding eight assists.

Since the beginning of the 2017-18 season, Johnston ranks second on the Islanders with 198 penalty minutes and 18.95 hits per 60 minutes.