Marcin Wasilewski will leave Leicester at the end of the season after his contract expires.
The 36-year-old former Poland defender has spent the last four years with the Foxes but his deal will not be renewed.
Wasilewski helped the Foxes win the Sky Bet Championship title in 2014 but missed out on a Premier League winners' medal last season.
He played four times in the club's shock title win but needed to feature in five games to earn a medal.
Boss Craig Shakespeare told the club's official site: "Marcin's been an absolute pleasure to work with over the last four years.