Alain Prost believes that paying the big bucks for Daniel Ricciardo to join Renault will be a justifiable move.

Ricciardo provided arguably the biggest bombshell of Formula 1’s ‘silly season’ after deciding to leave Red Bull at the end of the season in favour of a switch to the Enstone team.

And Prost, who is a special advisor for Renault, thinks the decision to cough up the funds to acquire the Aussie will help them in their pursuit of the likes of Ferrari and Mercedes.

“Daniel is more expensive than other drivers,” Prost told The Guardian.

“When you need that to help the team we did it.