A 37-year-old man has been charged with wounding with intent and robbery in connection with an incident at a filling station in Derby.
Police were called to the Texaco garage in Traffic Street just after midnight on Saturday, January 2, after reports that a man had walked in and demanded cash.
A member of staff suffered minor injuries during the incident.
Richard Briggs, of Beaufort Street, Derby, was remanded in custody and a 28-year-old man, who was arrested on suspicion of conspiracy to commit robbery, was bailed pending further inquiries.
Anyone who has information that could help officers should call Derbyshire police on 101, quoting crime reference 187/16, or they can also Crimestoppers, anonymously, on 0800 555111.