A 33-year-old man from Blackwood has been recalled to prison after he breached his license conditions following his release.
Police have appealed for information on the whereabouts of James Daniel Rowlands, who was released from prison on February 1 this year.
Rowlands was handed a ten-year prison sentence for robbery and possession of an offensive weapon at Cardiff Crown Court in 2015.
Anyone with information can contact Gwent Police on 101, quoting log 1900283607.
Alternatively, Crimestoppers can be contacted anonymously on 0800 555 111.