Correction to Lancet Haematol 2026; 13: e74–85

Heitmann JS, Maringer Y, Jung S, et al. Personalised multipeptide-based T-cell activator for chronic lymphocytic leukaemia: an open-label, single-centre, phase 1 study. Lancet Haematology 2026; 13: e74–85—In this Article, Ariane Metzger's surname and Melissa Zwick's degree qualification were amended. Mark Polster's affiliations should have been “Quantitative Biology Center (QBiC), University of Tübingen, Tübingen, Germany”, “Department of Peptide-based Immunotherapy, University and University Hospital of Tübingen, Tübingen, Germany”, and “Department of Computer Science, University of Tübingen, Tübingen, Germany”.