Red Bull Racing and Ferrari have both opted to change their final test dates, both will miss the first day of testing in Barcelona next week at the final pre-season test.
The outfits will instead test from Friday to Monday, rather than the previously agreed Thursday to Sunday arrangement.
Ferrari had booked the Circuit de Catalunya for a filming day on Monday, but for logistical reasons they will delay their final test by 24 hours.
Red Bull has confirmed it too will do the same, after consulting with Ferrari as to whether they can join the Italian outfit on the Monday.
Teams are allowed to change their arrangements following unanimous agreement from all 12 teams.
The Lotus F1 Team has requested a three-day private test, most likely at Silverstone, after they abandoned this weeks test due to a chassis problem. It’s believed they have been granted one day by the teams and the FIA.
