An error was found in the following published article ‘Trends in cardiovascular complications and mortality among patients with diabetes in South Korea’ (Diabetes Metab J 2021;45(1):120-124). In brief report, there was a mistake in the legend for Fig. 2 published as an explanation of mortality rates among people with diabetes in South Korea in the period 2007 to 2015. A corrected version of Fig. 2 is attached.