READ MOREThe health ministry said in a bulletin they had recorded 267 cases including 170 deaths.
Authorities had put the toll at 164 on Friday.
In mid-October, Congolese authorities said they were facing a "second wave" of the outbreak centred on Beni, a town in North Kivu province near the border with Uganda.
The epicentre had earlier been focused on Mangina, around 20 kilometres (12 miles) from Beni. ■