after taking a five-year break from the sport, tolppola returned to the ring on 9 may 2014. he would score three consecutive wins by unanimous decision before challenging unbeaten matias laitinen for the vacant finnish welterweight title on 23 may 2015. tolppola won a wide ten-round unanimous decision, but in september the result was changed to a no contest after he failed a drugs test for the use of hydrochlorothiazide (a diuretic to aid weight loss). the finnish professional boxing association subsequently handed tolppola a two-year ban from boxing, effective from the laitinen fight.