Leicester boss Claude Puel wants to build his team around Harry Maguire, not sell the defender.
Maguire has impressed this season since his £17million arrival from Hull last summer and made his England debut against Holland last month.
Reports this week have linked some of the Premier League's big clubs with a move for the 25-year-old centre-half, with champions Manchester City, Manchester United and Tottenham all mentioned.
Puel said: 'He is a valuable player and I want to build my team around him.