Milan assistant manager Mauro Tassotti admits the game with Chievo could leave Max Allegri “at risk.”
It kicks off at the Stadio Bentegodi at 14.00 GMT, click here for the line-ups.
“All games seem to be decisive and we cannot make another mistake,” Tassotti told Sky Sport Italia.
“It is a delicate encounter, as Chievo were in the game with Roma right to the end and are strong physically as well as in the air.”
There are reports failure to beat the bottom of the table club could see Allegri fired by Milan this weekend.
“All Coaches know they are at risk if the results don’t come,” was Tassotti’s response.
The Rossoneri are only three points clear of the relegation zone.