Obscene? Tasteless? We did a Samuel Beckett joke the other day! A MOTHERF**KING SAMUEL BECKETT JOKE! THAT'S CLASSY STUFF.
Quite often something just needs the tiniest little tweak to go from an epic annoyance to a masterpiece of fixing fame. I believe this counts as the latter. Just loosen the screw, move the block along the shelf, and tighten. Props! (Literally, props).