The authors regret that a reference and text citations were omitted from their original paper and apologise for any inconvenience caused. The missing reference is given below. In addition, the online version of the paper has been updated to include the reference and text citations.

Babolhakami, A., Gholami Sefidkouhi, M. A. & Emadi, A. 2020 Assessing the impact of climate change on drought and forecasting Neka River Basin runoff in future periods. Iranian Journal of Ecohydrology 7, 291–302.

This is an Open Access article distributed under the terms of the Creative Commons Attribution Licence (CC BY 4.0), which permits copying, adaptation and redistribution, provided the original work is properly cited (http://creativecommons.org/licenses/by/4.0/).