Provided is a method for producing a wind turbine blade having a blade body including a body part and a tip part, the blade being produced by using a mold, wherein a prefabricated tip part having a first connection interface is arranged adjacent to the mold for producing the body part, whereby building elements for building the body part are arranged in the mold providing a second connection interface which corresponds to and connects to the first connection interface, whereafter both connection interfaces are fixed by applying a fixing agent and curing it.