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Celtic laboured to a scoreless draw at Dens Park and failed to move seven points clear.
Both teams struggled to create any clear-cut chances in the first half, with the best chance falling to Leigh Griffiths.
The Hoops striker went through on goal but Scott Bain managed to deny him with his feet after 12 minutes.
Stefan Johansen was picked out by Kieran Tierney with a low cross three minutes before half-time as he saw his resultant shot from inside the box deflected onto post as the home side scrambled to clear the ball.
Craig Gordon was called upon a half dozen times in the game and matched every shot that came his way, the pick of the lot a diving save to his left to deny Paul McGowan from 20-yards.
Patrick Roberts has several efforts on goal in the second half the closest a deflected effort that hit the side netting.
Here are the player ratings from tonight’s game.