Unai Emery says Arsenal need to be realistic and admit that there is a big difference between their side and the two that dominated the Premier League last season.
Arsenal finished fifth in the Premier League last term, one point behind fourth-place Tottenham as the Gunners fell short of a Champions League spot.
They also fell short against the Chelsea in the Europa League finale, as the Blues topped their London rivals 4-1 in Baku to doom the club to another Europa League campaign.
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Arsenal's next goal will be to push back into one of those top four spots, not to challenge the likes of Liverpool and Manchester City atop the league.