The number of races in 2020 has increased to 10.
F1 has added a further two races to its revised 2020 calendar.
Ferrari's Mugello race track will host a second grand prix in Italy to mark the team's 1000th race in the world championship.
That will be held on the 13th of September, with Sochi then hosting the Russian GP later in the month.
It takes the total number of races to 10.