The present disclosure relates to a bispecific antibody construct comprising a first binding domain which binds to human CD70 on the surface of a target cell and a second binding domain which binds to human CD3 on the surface of a T cell. Moreover, the disclosure provides a polynucleotide encoding the antibody construct, a vector comprising said polynucleotide and a host cell transformed or transfected with said polynucleotide or vector. Furthermore, the disclosure provides a process for the production of the antibody construct of the disclosure, a medical use of said antibody construct and a kit comprising said antibody construct.
