Serbian Dusan Vlahovic scored the old lady’s first goal in the ninth minute, before loaned Polish Arkadiusz Milik scored with a second goal (90 + 2).
With this win, Juventus raised its score to 8 points in fourth place, while Spezia’s balance froze at 4 points in thirteenth place.
With the same number of points, Napoli finished third following stumbling 1-1 once morest newly promoted Lecce.
Napoli advanced through North Macedonian Elif Elmas (27), but Lecce equalized in the 31st minute through Lorenzo Colombo.
On the other hand, Lazio fell to a 1-1 draw with its host Sampdoria.
Udinese defeated Fiorentina (1-0), while Empoli drew 1-1 with Verona.