Rovers started their pre-season campaign with a 5-1 defeat to Cambridge City.
The visitors went 2-0 up within the first 10 minutes, before Rovers responded through Harry Stratton. City restored their two goal lead before half time.
After changes for both sides, Cambridge added another two in the second half to secure the win.
Rovers next face AFC Rushden & Diamonds in the Harry Robinson Trophy at Hillgrounds this Tuesday, 19:45 ko.