Cappelletti, the Hawks' goalkeeper, registered 11 saves as the Terps couldn't break through.
The Terps' attack returned to form, knocking three goals past the Colonials at Ludwig Field.
The Terps scored in the opening minute of the game, but struggled to keep up with the Midshipmen's attack.
The Terps already boast four different goal scorers through their first two games and look to tally more as they host Richmond on Thursday.
Locksley opened up scoring in the first half, helping push the Terps to back-to-back wins.
The Terps dominated on the attacking end, getting three goals past the Owls after scoring just eight total in the Spring 2021 season.
The Terps are winless through eight games.
"I think we’ll be fine, we just have to keep pushing."
The Boilermakers scored a last-gasp equalizer in regulation before finding a winner in double OT.
The Terps fell to Michigan for the second straight game.