Benetton became the first Italian side to reach the Guinness Pro14 Final Series after winning 25-11 at Zebre.
Luca Morisi and Toa Halafihi both scored first-half tries, while Sebastian Negri and Monty Ioane went over in the second period as Benetton extended their season with victory over their fellow Italians.
Zebre were restricted to two first-half penalties from Maicol Azzolini before
Mattia Bellini scored a consolation try in the closing stages.
The victory secured Benetton a third-place finish in Conference B and they will play Munster in a semi-final qualifier.