The present invention relates to a wound dressing comprising an absorbent core, a facing layer, and a backing layer, wherein the absorbent core is located between the facing layer and the backing layer. Wound dressings are known, which may be designed such that they are self-adhesive to a patients wound. When compared to the prior art it is an object of the present invention to provide a wound dressing causing less pain for a patient due to the expansion of the absorbent core. In order to solve this problem a wound dressing is suggested comprising an absorbent core, a facing layer, and a backing layer, wherein the absorbent core is located between the facing layer and the backing layer, wherein the wound dressing further comprises an adhesive being arranged and located for attaching the wound dressing to a patients skin such that the facing layer faces the skin.