Manchester City full-back Danilo will miss Brazil’s Group E tie with Costa Rica on Friday after sustaining a thigh strain during training.
The 26-year-old will be replaced by Corinthians right-back Fagner.
Meanwhile, Neymar is expected to start despite hobbling out of a training session on Tuesday.
The Paris St-Germain forward, who broke a bone in his right foot in February, felt pain in his right ankle but took part in another session on Wednesday.
Costa Rica will look to emulate Switzerland’s efforts against Tite’s side, who had to settle for a point.
Los Ticos now face an uphill task to progress after losing 1-0 to Serbia.