John Fleck also starts for the Sky Blues as City look to win after three successive defeats...Coventry City manager Tony Mowbray has handed debuts to Jack Stephens and Baily Cargill for Port Vale clash.
The Sky Blues' new signing Darius Henderson has a place on the bench after signing for the club on Friday.
Andy Rose gets his first start for the Sky Blues, coming into the side for Gael Bigirimana.
John Fleck comes back into the side following his two-game suspension but Romain Vincelot misses out following a red card against Scunthorpe United.
Coventry City: Charles-Cook (GK), Lorentzson, Ricketts (C), Cargill, Stephens, Stokes, Fleck, Rose, Murphy, Maddison, Armstrong.
Subs: Burge (GK), Ramage, O'Brien, Lameiras, Cole, Henderson, Fortune.
Port Vale: Alnwick (GK), Purkiss, Dickinson, Duffy, Kennedy, Foley, Moore, Leitch-Smith, Robinson, Inniss, Grant.
Subs: McGivern, Hooper, Yates, Brown, Kelly, Boot, Campion.