Jurgen Klopp praised "top talent" Caoimhin Kelleher after the goalkeeper helped Liverpool overcome Ajax 1-0 in the Champions League.
Starting as Alisson deals with a hamstring injury, Kelleher became just the second goalkeeper to keep a clean sheet on his debut for Liverpool in the Champions League.
Kelleher, 22, made four saves as Curtis Jones' 58th-minute goal proved to be enough to send the Premier League champions into the last 16 from Group D.
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Klopp hailed the shot-stopper and said the Irishman's distribution was a key reason he decided to start Kelleher over Adrian.