A guide blade carrier for a turbine, the guide blade carrier separating an upstream volume from a downstream volume within the turbine, the guide blade carrier further including a carrier body with a fixation device for fixing of the guide blade carrier within a turbine casing of the turbine. The fixation device has a circumferential fixation basis, wherein the fixation basis is confined at its upstream end by a circumferential limitation element. A turbine casing for a turbine and a turbine, the turbine having a turbine casing and a guide blade carrier.