Allen made 21 saves in Saturday's 4-2 loss to the Capitals.
A tough second period for the veteran netminder saw Washington score three times on 12 shots, tipping the scales in the contest. It's the third time in five starts this season that Allen has been beaten four or more times, leaving him with a 3.18 GAA, an .876 save percentage and a 3-2-0 record.