We just can't decide on a name?

Hubby and I are at logger heads! We just can't agree on a name for our son... We haven't agreed in one name!! Our short list that we both don't mind are : Rylan, Olly, Lucas. Our other son is called Jake. There are so many names I love but he hates and vice versa. I am almost 20 weeks, I know there is lots of time to decide but I really want to name him instead of bump xx