A goal in first-half stoppage time was all Liverpool needed to earn three vital points against desperately disappointing West Brom.
Liverpool scored just before halftime and held off West Brom for a narrow away victory.
Roberto Firmino scored Liverpool's winner as they saw off West Bromwich Albion with a 1-0 victory to move up to third in the Premier League.
English Premier League: Matthew Phillips (80') West Brom 0-1 Liverpool
Omission of top scorer Ibrahimovic is one of four changes made by Jose Mourinho.