Asking him to use lube??

So I've always had trouble getting wet when turned on. It's not that I'm not aroused enough because I can orgasm and still not be wet. My boyfriend and I are in a fairly new relationship and haven't had sex yet. My question here is how should I ask him to use lube when we finally decide to have sex? I don't want him to feel inadequate because my body doesn't perform how it's meant to