Gennaro Gattuso refused to blame Gianluigi Donnarumma for a late error that handed Inter a 1-0 win in the Milan derby.
The AC Milan goalkeeper misjudged a superb right-wing cross from Matias Vecino in the 92nd minute, allowing Mauro Icardi to head into an unguarded net.
Icardi also won the first derby of last season with a late penalty that completed a hat-trick, and the Inter captain has now scored five goals in his last four games against Milan.
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But Gattuso refused to single out teenager Donnarumma for criticism, noting Vecino should have been prevented from delivering the cross in the first place.