The 29 - year - old only penned his previous contract in summer 2014 .
The 29 - year - old only had two - and - a-half years left to run , but his rise since has been remarkable and Leicester 's owners realised his improvement needed rewarding .
The 29 - year - old only penned his previous contract in summer 2014 , and had two - and - a-half years left to run , but his rise since has been remarkable and Leicester 's owners realised his improvement needed rewarding .