“I can’t recall when I got hurt but it’s my ribs that are the problem,” he said.
“It was affecting my breathing whenever I made any movement so I had to go off.
“I am still not feeling right and will need painkillers so that I can sleep.
“It’s a strange one for me because I am someone who likes to soldier on through injuries.
“This one held me back, though, because it was affecting my breathing so much.”
He's now doubtful for the game against Aberdeen at Pittodrie on Saturday.