He took the step after one of his security guards tested positive of the COVID-19.
Sierra Leone has very low level of COVID-19 cases.
The number of cases reached 82 with 18 new cases confirmed on Friday.
Ghana has recorded 125 new confirmed COVID-19 cases, bringing the country’s total number to 1,279, the Ghana Health Service said on Friday.
The country also recorded one more death bringing the death toll to 10.
There are 134 discharged cases.
Ghana lifted its lockdown on the hardest-hit regions on Monday.
Ivory Coast reported additional 52 new cases of COVID-19, bringing the country’s total to 1,004, according to Health Minister Eugene Aka Aouele.
These new cases were detected in 504 samples, said the minister..
Of the country’s 1,004 COVID-19 cases, 359 patients have been cured and 14 have died.