This is a problem most of us have faced, and not all of us even have the time or expertise to remade it by repainting our baits and even if we did would it happen again?
Well here is a link that talks about Propionate or propionic acid a product which will effectively seal wooden lures and keep them it good shape for at least a longer time period. A lot of lures are being made overseas now and the time and care is not being put into one of the most important aspects of bait manufacturing, the finish!
Link