Digital social networks not only spread useful content,but also contribute to spreading false information thatcontributes to the misinformation of society in diffe-rent geographical, political and cultural contexts. Digital fact-checking agencies are seen as an effective remedyagainst this problem, along with other possibilities orstrategies, such as the exclusion of content and the demone-tization of propagators. In consideration of the impact of theCOVID-19 (coronavirus disease 2019) pandemic in Brazil, thisarticle investigates the importance given by the fact-chec-king agencies of that country, Fato ou Fake and Lupa, to theirverification of false news on the COVID-19. If during the initialperiods of spread of the disease in January and February2020, the verifications did not reach 20% of the informa-tion material generated, as of March, the verifications wereintensified in relation to the pandemic, reaching an averageof approximately two posts per day.

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