In season developments came, including a fix for the fragile turbocharger ahead of the 2016 Canadian Grand Prix.[9] However, a failure at Silverstone saw the rules change to increase the depth of the turbocharger casing, and as a result an additional 2kg was added to the SF16-H weight.[10] As the season continued, both Vettel and Räikkönen scored points regularly, with a handful of retirements.