Wigan Athletic have signed defender Alex Bruce on a deal until the end of the season and Aston Villa goalkeeper Matija Sarkic on loan until January.
Bruce started the season playing for Bury on non-contract terms and scored for the Shakers against the Latics earlier this month.
The 32-year-old centre-back made two appearances for Wigan on loan towards the end of last season.
Sarkic, 19, is a Montenegro Under-23 international.
Find all the latest football transfers on our dedicated page.