Nature Reviews Gastroenterology & Hepatology 13, 64 (2016); doi:10.1038/nrgastro.2016.10

In the version of the In Brief article initially published online and in print, the original article reference “Steves, C. J. et al. Proton pump inhibitors alter the composition of the gut microbiota. Gut http://dx.doi.org/10.1136/gutjnl-2015-310861” was incorrect and should have read “Jackson, M. A. et al. Proton pump inhibitors alter the composition of the gut microbiota. Gut http://dx.doi.org/10.1136/gutjnl-2015-310861”.