Celtic Football Club will have to pay £3million to sign Matt Mills.
The Scottish champions are keen to land the defender during the summer, as they look to progress to the group stages of the UEFA Champions League.
Neil Lennon has been told he has cash to spend ahead of next season, but he may also look to increase this budget by offloading from his current squad.
It is believed the Bhoys first target is Leicester City defender Mills, and the Daily Record claims the Foxes have told the Scot the 25-year-old is available for £3million.
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