"It wasn't about ambition, it was about confidence," he added.
"I tried to shout to them, especially the full-backs, to take a higher position but that's what's in the head of players after a tough period. It's hard for a manager.
"When the whistle starts it's all about them. We started too afraid.
"They showed us today how clinical you need to be.
"After today we have four home games and we have to win, otherwise we'll have problems