Publishing costs

Being an independently publishing author is an expensive undertaking, and unfortunately, my printer is raising their costs for print books. I already have my books listed at a low price, so I don't really make much off of them, but with rising costs, I'm going to be forced to raise the prices on most of my print titles some time in June, so if you've ever thought about buying one of my print books, now's the time...https://www.amazon.com/stores/J-Alan-Erwine/author/B0035AMA0A