Willian has issued a warning to his fellow Chelsea teammates as regards their performance in the 2-2 draw against Arsenal on Tuesday at the Stamford Bridge.
The Brazilian winger is of the opinion that that Chelsea's poor home form could cost them a place in the Champions League next season.
With the 2-2 draw against the Gunners, it means Chelsea has dropped 18 points at Stamford Bridge from a possible 36 points obtainable.
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Will warned his fellow Chelsea teammates that 'I think we have to be careful,' he told The Mirror. 'If we don't then maybe at the end of the season we will be out of the top four.
Chelsea appeared to have grabbed the three points following Cesar Azpilicueta’s goal to restore the lead in the 84th minute but Hector Bellerin late equalizer saw them draw the match 2-2.
Arsenal played with 10 men for over an hour after David Luiz saw red on his return to Stamford Bridge.
Chelsea will play Hull City in their next outing in the FA Cup on Saturday.=bat the KCOM Stadium.