The Bruins lost the lead late in a 7-4 defeat to Salisbury School on Friday.
The Crimson Knights trailed 4-2 in the top of the fifth inning when their catcher and three hitter homered on the first pitch of the at bat and shifted the momentum to the visitors.
The Knights would hold off a couple of threats and seal the victory with two Bruins left on base.
Brunswick will face Poly Prep for Senior Day on Saturday. Festivities will begin at 1:15 p.m. First pitch is scheduled for 2 p.m.