Pescara coach Zdenek Zeman is happy with the sluggish attitude of the Ghanaian in the midfield of the park
Muntari signed a six months deal with the Italian Serie A side during the January transfer to help them escape relegation.
However, the 32-year-old is yet to hit form and help turn things around for the bottom club side in the Italian Serie A.
"Aside Muntari the team runs, but the midfielder should not do it, he must keep a cool head. I have talented players, but we must be for the team. Muric for example, has a lot of talent, but it is still individual quality."
Sulley Muntari had earlier said he won't sign a new deal with Pescara when his current contract runs out