But he insists he's not ready to jettison the pair.
"Krasic is having difficulties right now, but we are working on him, psychologically too," said Conte.
"As for Chiellini, I can't doubt him as a player. I'll always support him and Krasic and I hope the fans do too.
"We are building something here and the fans need to love our squad. They are two fundamental players for us."