Stevenage have made a double signing ahead of the new Sky Bet League 2 season.
Calvin Zola, 29, arrives at the Lamex Stadium from Scottish Premiership side Aberdeen. The striker brings valuable experience to the team with over 270 Football League games under his belt.
The club has also agreed terms to sign Tom Pett from Wealdstone, subject to a medical.
The 22-year-old winger scored 18 times last season, impressing Football League clubs and helping Wealdstone win the Ryman Premier League.