Update at 6.40pm: Lincolnshire Police said he has been located and arrested.
A 37-year-old man is wanted for a recall to prison after breaching his licence conditions.
Police are appealing for help to find Christopher Mettam, who is missing from the Sleaford area, and anyone with information on his whereabouts is being urged to contact them.
Anyone with information should contact police on 101 quoting incident 256 of September 29.
Alternatively, it can be reported through the independent charity Crimestoppers anonymously on 0800 555 111 or online here.