Kenny Shiels guide Killie to the League Cup semi-finals, beating rivals Ayr United. Despite the win, Shiels criticised rival team tactics, believing the club should have done more. On 18 February 2012, Kilmarnock beat Rangers 1–0, with Shiels' son Dean scoring in the 12th minute, making him the first Kilmarnock manager to beat Rangers twice in one season. After the match, Shiels said a win over Rangers was dedicated to the club's supporters and praised his son, who scored the only goal in the match, for his performance as "outstanding". On 18 March 2012, Shiels' Kilmarnock side travelled to Hampden Park for
Kenny Shiels Securely in charge, Shiels led the club to an 8–0 drubbing of Newry Town in the next match, the second of what proved to be a twenty match unbeaten league run. With his younger brother Sammy Shiels, who had played under Kenny Shiels' management at Carrick, leading the line in scoring 25 league goals, Coleraine won the title, and thus promotion, a full fifteen points ahead of runners-up Ballymena United. The club would also win the inaugural Irish News Cup, a competition for Irish League and League of Ireland clubs in North-West Ireland, that same season. The following season began