Correction ========== Vlayen A, Hellings J, Schrooten W, *et al*. Evolution of patient safety culture in Belgian hospitals after implementing a national patient safety plan. *BMJ Qual Saf *2014;23:346–7. The first and last names of the authors in this abstract were presented in reverse order. The correct authorship is: Annemie (first name) Vlayen (surname); Johan (first name) Hellings (surname); Ward (first name) Schrooten (surname); Leandro (first name) Garcia Barrado (surname); Margareta (first name) Haelterman (surname); Hilde (first name) Peleman (surname).