Carlos Sainz walked away from Silverstone, one of his best tracks, with just one point
"I think our target has to be to keep improving as a team," he told the Express. "We need to get closer to Red Bull without looking at Mercedes, Aston Martin and McLaren.
"We just need to focus on ourselves, keep learning about our cars and keep improving.
"We know the weakness we have and [we need to] finish the year strongly to affect a strong second half of this year, and to prove we are on the right path and prove to ourselves we have found the right direction."