The Pilgrims were 7-0 victors over Chesterfield Blues at RAF College Cranwell — with Squire leading the way with a brilliant treble — to record their first league win of the season at the sixth time of asking.
Aaron Eyett scored twice, along with further goals from Charlie Melville and Jacob Pease, while United kept their first clean sheet of the season.
Boston (4-3-3): Tom Benton (Jamie Bradley 46); Daniel Worthington, Charlie Melville, Joe Cain (Harry Bunce 46), Jordan Sowerby; Aaron Eyett, Jacob Pease, Corey Newman; Karolis Andriulionis (Liam Moran 46), Leon Squire (Will Quigley 46), Bradley Easey.