Brazil's first-choice left back Alex Sandro has not fully recovered from injury and is doubtful for their quarter-final against Croatia on Friday, manager Tite said on Thursday.
Brazil have left in-form striker Gabriel Jesus out of a 26-man squad for this month's friendlies against Ghana and Tunisia but Gleison Bremer and Roger Ibanez are included for the first time.
The two South American giants meet on Saturday at the Maracana stadium with Argentina’s long drought once again the major topic of conversation.
Brazilian coach Tite included Manchester City’s Fernandinho for his Copa America squad on Friday, but there was no place for Spurs forward Lucas Moura or Liverpool midfielder Fabinho.
Neymar has been slammed by soccer pundits across the world for diving and rolling on the ground theatrically in Russia.
The inclusion of Valencia goalkeeper Neto and 32-year-old Gremio captain Pedro Geromel were also unexpected.
Little more than a year has gone by since Tite took over as coach of a Brazil side still reeling from embarrassing exits in the World Cup and Copa America .
Jesus trains with Brazilian national team ahead of Brazil’s game against Ecuador during the 2018 World Cup qualifiers.