The penalty came after a hearing on an illegal check to Toronto forward Mikhail Grabovski’s head in Wednesday's Game 1.
Boston Bruins defenseman Andrew Ference (21) tries to cut off Toronto Maple Leafs' Joffrey Lupul during a game March 25.
No penalty was called on the hit midway through the first period in the Bruins’ 4-1 victory.
Game 2 is Saturday night in Boston.