Officers are appealing for information following a robbery at a shop in East Goscote this morning (Sat).
Police were called to the premises in Merchants Common following a report that a man with his face covered, who it is believed was in possession of a knife, had entered the store at around 7.35am and made threats towards a store worker.
Cash was stolen from the premises before the man left the store.
A second male suspect, who also had his face covered, was stood outside the store at the time of the incident.
Both suspects left the area and were seen leaving in a vehicle.
No-one else was in the store at the time and no-one was injured in the incident.
Enquiries are ongoing and officers are appealing to anyone who was in the area at the time, and who has any information, to make contact.
Detective Sergeant Chris Gamble said: "We are appealing to anyone who was in the area early this morning and who saw anything to make contact with us.
"Did you see two men as described in the area or did you see them leaving in the vehicle? Have you seen or heard anything since which may be related to this incident? Or do you have any CCTV or dashcam footage from the time of the incident - please check this to see if it can help our enquiries."
Anyone with any information should contact 101 quoting incident 19000394013.