The centre-back was forced off in the defeat to Newcastle earlier in the month with a heel problem and sat out the following two games.
"It's going to be a physical game so we need good physicality and running ability, if that's hindered in any way it may make it difficult for him."
Cengiz Under has been nursing a hip problem and misses out along with Harvey Barnes, James Justin (knee) and Wes Morgan (back).
James Maddison is on the bench, with Ayoze Perez preferred in attacking midfield.
Leicester XI: Schmeichel, Fofana, Evans, Soyuncu, Castagne, Tielemans, Ndidi, Thomas, Perez, Vardy, Iheanacho
Subs: Morgan, Maddison, Albrighton, Ward, Amartey, Choudhury, Ricardo Pereira, Mendy, Praet
Chelsea XI: Arrizabalaga, Azpilicueta, Thiago Silva, Rudiger, James, Kante, Jorginho, Alonso, Ziyech, Mount, Werner
Subs: Pulisic, Zouma, Mendy, Giroud, Hudson-Odoi, Chilwell, Gilmour, Havertz, Emerson Palmieri