The authors of this article, Rania Chihi, Issam Blidi, Malika Trabelsi-Ayadi and Fadhila Ayari, withdraw Fig. 10 from their paper, as it erroneously contains SEM micrographs taken from A. Bouazizi, S. Saja, B. Achiou, M. Ouammou, J.I. Calvo, A. Aaddane, S. Alami Younssi, Elaboration and characterization of a new flat ceramic MF membrane made from natural Moroccan bentonite. Application to treatment of industrial wastewater, Applied Clay Science 132–133 (2016) 33–40. This figure should be replaced by Fig. 10 below. The authors deeply apologize for this mistake and any inconvenience caused.