Brazil have will face Canada and Venezuela in two international friendlies ahead of the crucial World Cup qualifiers against Paraguay and Argentina in June.
The Brazilian Football Confederation confirmed Brazil will play Canada on May 31 in Seattle before meeting Venezuela on June 6 in Boston.
Brazil are currently third in the World Cup qualifying table, two points behind leaders Paraguay and one adrift of second-placed Argentina.
Dunga’s side will face Paraguay on June 14 in Asuncion before taking on Argentina four days later in Belo Horizonte.