A fire broke out at a small warehouse in a Sudanese military arms factory on Friday, state news agency SUNA reported.
Witnesses said they heard a number of explosions and saw flames and thick smoke rising from the factory compound south of the capital Khartoum.
The fire has been brought under control, Reuters reported.
The factory falls alongside several other military facilities in the densely populated district of Al-Shagara.
According to the interior ministry, six ambulances rushed to the factory compound and there were no immediate reports of casualties.