Formula 1 will not race in Turkey, where a grand prix was scheduled for Sunday 13 June.
The 2021 calendar has been updated due to new travel restrictions dictated by Covid-19, explains a note.
That weekend will remain free, while the French GP will be brought forward by a week (18-20 June).
A race in Austria has also been added - the Styrian Grand Prix - on the weekend 25-27 June, while the Austrian Grand Prix remains in its original location (2-4 July).
There are 23 races scheduled for the 2021 season.
"We were looking forward to racing in Turkey, but the travel restrictions in place prevented us from being there in June - said Stefano Domenicali, President and CEO of Formula 1 - Formula 1 has once again shown that it is capable. to react quickly to developments and find solutions and we are delighted that we will have a double appointment in Austria, which means that our season remains at 23 races ".