Milan's hopes of Champions League were qualification were hit by a 2-1 home defeat to Sassuolo in their first match since playing a part in European football's remarkable Super League saga.
The Rossoneri were among 12 elite clubs signed up to play in a controversial new continental competition until England's 'big six' backed out on Tuesday and prompted its collapse.
Milan have not played in the Champions League - the tournament the lucrative Super League sought to rival - since 2013-14 and have work to do to clinch the top-four finish that would end that wait, barring any UEFA sanctions.
Substitute Giacomo Raspadori's quickfire late double, after a superb Hakan Calhanoglu opener, leaves the second-placed side still well within reach for Napoli in fifth, six points ahead but with a game in hand to come for the Partenopei.