The Italian had on Friday declared himself "unhappy" at the lack of new arrivals and seemingly took a swipe at City sporting director Brian Marwood as City prepare to begin the defence of the Premier League title and look for success in the UEFA Champions League.
And Mancini said after Sunday's Community Shield win over Chelsea: "We are looking for other players. I don't know which players. I don't want to say which. Speak with Brian Marwood.
"I hope we are working and maybe this week or in 10 days we can do something about this.
"I wait at this moment and tomorrow is the time to talk about new players."