"A game against Liverpool is always difficult, they are one of the main title contenders so it is good to win against them," he told skysports.com.
"To take three points from them is very good.
"The game was hard but taking three points was a must because Manchester United lost two points at home on Saturday night.
"It is a good day for us and that will give us confidence for the rest of the title run-in.
"Last season we did not do well against them so it is good to let them know we mean business this season."