Premier League side Everton have confirmed Oumar Niasse will be released along with Cuco Martina and Luke Garbutt when their contracts end in June.
Niasse joined the Goodison Park outfit in February 2016 for a fee of around £13.5 million from Russian club Lokomotiv Moscow.
The Senegal international made his debut for the Foxes against Bournemouth on February 20, replacing Belgian striker Romelu Lukaku.
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The forward went on to score eight goals in 35 Premier League appearances during his four-year stay with the Toffees
Niasse also spent part of his time with Everton on loan with Hull City, where he found the back of the net four times in 17 league games but his effort was not enough to prevent the KCOM Stadium outfit from relegating to the Championship in 2017.