Maccarone was originally in the provisional squad but failed to make the full squad when it was announced last week, but the late withdrawal from the squad of Filippo Inzaghi presented Boro's top scorer with an opportunity to join the squad.
He will be hoping to gain his second cap for the Azzurri at the Millennium Stadium, his first was also on British soil when came on as substitute against England at Elland Road back in March.