Burkina Faso reported 32 new cases of coronavirus on Wednesday, bringing the total to 146, the highest in West Africa.
Burkina Faso reported its first confirmed COVID-19 case on March 9
Since then, the landlocked country has been badly hit by the virus.
Five cabinet ministers tested positive.
Burkina Faso is a poor country of some 20 million people, Burkina Faso has been struggling to deal with a swiftly deteriorating security situation that has seen campaigns by multiple armed groups rendered parts of its arid territory ungovernable and forced nearly a million people to flee their homes.
International health officials worry that the virus could spread out of control and overwhelm its threadbare healthcare system.
The government has put measures in place to stop the spread, including closing land and air borders and banning gatherings of more than 50 people.
Last week all schools and universities in the West African country closed for the rest of the month.