Fast and easy fix:
Add an adjustment layer "levels". Set the output to about 248.
It will add a little "tooth" to the highlight, about 2-1-1, cmy or 248-248-248-RGB, just enough to add a little ink on my crop of Epson printers.
Not enough fix? go a little more. You've got to test your printer and substrate to determine what looks good/works for you.
On matt surfaced papers, this isn't a problem since there's no gloss differential.
With canvas, if it's going to be coated, not much of a problem, either.
If it's your image, try shooting things without blown highlights, use HDR, use highlight recovery in ACR. There's all sorts of tools, techniques, vision to keep this from happening. The easiest solution is to simply turn on highlight clipping in the camera and watch your exposure.
If it's a client, then educate them about blown-out highlights. Crafting an image usually starts with a great exposure. If the highlight has detail, it's easy to blow-out the highlights if you wish. If you shoot with blown highlights...