The document summarizes changes made to the forecasting model for orange-fleshed sweet potato (OSP) in Uganda between 2014 and 2020. Key changes include extending the timeframe to 2020, updating varieties and yield assumptions, adjusting informal diffusion and farmer adoption rates, and revising nutritional intake and impact estimates. Comparison of model results under the original and updated assumptions show increases in OSP production area, number of farmers growing OSP, vitamin A intake from OSP, and disability-adjusted life years saved through 2022.