They face Villarreal.
Liverpool bid to reach a third Champions League final in five seasons tonight.
Jurgen Klopp's side are in Spain for the second leg of their semi-final tie with Villarreal.
The visitors have a 2-nil advantage after last week's meeting at Anfield.
Kick off is at 8pm.
The hosts could be boosted by the return of striker Gerard Moreno from injury.

Friday Evening Golf Update
Former Dublin Player Jason Sherlock Joins Roscommon Management Team
Friday Evening Soccer Update
Crowley Says Losing Ireland Spot Pushed Him To Raise His Game
Friday Morning Sports Update
Head Coach Andy Farrell Names His Team for Ireland's Game Against New Zealand
Thursday Morning Sports Update
Littler Misses Today's Players Championship 33 Event Due To Traffic