"We had a lot of possession in the first 25 minutes and should have scored a couple of goals.
"I was expecting the referee to give us a penalty - it looked a foul on Claus.
"He did point the other way and no-one was more surprised than me when he gave the goal. It was a crucial goal for us.
"That's now four undefeated. We are becoming hard to beat and we've got to maintain that. Teams are winning below us but there are teams above us who are in freefall."