Ronald Koeman insists the atmosphere within Barcelona's dressing room has always been positive despite their indifferent start to the campaign.
Barca are six points adrift of leaders Atletico Madrid in La Liga having already lost four of their 12 top-flight matches under Koeman, who replaced Quique Setien in the close season.
Los Cules were beaten by rivals Real Madrid and Atletico, as well as suffering surprise defeats to Getafe and Cadiz.
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But Barca put on a much-improved showing in a 2-1 win over Real Sociedad in midweek and Koeman says wins are bound to improve the mood among the squad.