Cameron MacDonald scored with just under 20 minutes to go to lift the Scots (2-1) over the Mustangs (0-3) at Waterboro.
Matthew Steeves scored in the first half for the Scots off a corner kick. Jordan Steeves converted a penalty kick in the second half to tie it.
Max Roons had four saves for the Scots. Caleb Smalley had 10 for the Mustangs.