Toto Wolff wants Mercedes fans to refrain from pinning their hopes on the Formula 1 team's next upgrade, as it won't make the W14 an overnight race winner.The Silver Arrows are set to introduce a revamped machine in Imola on 21 May, the race which follows this weekend's Miami Grand Prix.Hamilton finished sixth last time out in Azerbaijan, 46 seconds behind Sergio Perez, while teammate George Russell was further down the road in eighth.After the race, Hamilton, who is already 45 points off the championship pace with just four rounds on the board, admitted he is counting down the days to Mercedes' upgrade.But team principal Wolff said: "The target [for the upgrade] is Imola, but I need to manage everybody's expectations."We are talking so much about the upgrade, but we are not going to put it down on the track and drive circles around Red Bull." Regulation overhaul Perez raised hope that teammate Max Verstappen will not canter to a hat-trick of world championships following his impressive drive on the streets of Baku.The Red Bull men are level on two wins each this year, and Perez is only six points behind Verstappen in the drivers' standings.Red Bull has dominated the sport since a significant regulation change at the beginning of last season, winning 14 of the last 15 races.Russell claimed after the opening round in Bahrain that the team from Milton Keynes could win every race this year.Ferrari's Charles Leclerc secured two poles in Azerbaijan, but he still finished 21 seconds behind Perez in third.Wolff continued: "Over 40 racing laps, that's half a second a lap.
At least we saw that they (Red Bull) were pushing today, but half-a-second is quite a long way to go."We basically have two cars that are sailing off into the