"It takes a lot of time for players to settle into the English game as it is different to any other league," said Houllier. "Milan has done very well for a young lad. I am pleased and very happy for him.
"He has worked very hard to get to this level. He has created chances in a lot of games. Every game he shows a bit more.
"It is all about adaptation and settling into the English game. When he came on against Arsenal, he did a good job."