Lazio on Thursday night beat AC Milan 1-0 at the Olimpico to join Napoli, Inter, Atalanta, Juve, and champions Bologna in the Italian Cup quarter-finals.
Italy winger and Biancolesti skipper Mattia Zaccagni got the goal, which secured revenge for last Saturday's 1-0 loss at the San Siro.
Atalanta, Napoli and Inter joined Juventus in the quarter-finals of the Italian Cup on Wednesday with victories over Genoa, Cagliari and Venezia respectively.
Atalanta thumped Genoa 4-0 in Bergamo thanks to strikes by Albania skipper and centre-half Berat Djimsiti, Netherlands defensive midfielder Marten de Roon, Croatia midfielder Mario Pašalić, and 17-year-old Nigerian defender Honest Ahanor.
Inter also cruised into the last eight, thrashing Venezia 5-1 at San Siro, with Marcus Thuram scoring a double.
Serie A champions Napoli had to work harder, progressing with 9-8 win in a penalty shoot-out after regulation time ended 1-1.
Juventus were the first team to make the quarter-finals thanks to a 2-0 win over Udinese in Turin on Tuesday night.
On Thursday evening holders Bologna beat Parma 2-1 with goals from England under-21 striker Jonathan Rowe and, with a last-minute header, 21-year-old Argentine striker Santiago Castro.
The tie between Roma and Torino takes place on January 13 while Fiorentina will tussle with Como on January 27.