Wolves have signed Atletico Madrid defender Silvio for an undisclosed fee.
The 28-year-old Portugal international has signed a one-year deal with the Championship club with the option of a second year.
Silvio spent last season on loan at Benfica and is the second Portuguese to join the club this week after winger Helder Costa joined from Benfica.
Wolves appointed Italian Walter Zenga as their new boss on Saturday having sacked Kenny Jackett on Friday.
Find all the latest football transfers on our dedicated page.