I want a baby

I want to have a baby with my boyfriend I'm 26 I have a 7 year old already I feel ready for my next a last baby but I don't think my boyfriend is...How can I tell him? I really want my second baby I recently got the Depo but its supposed to be over by march I'm not planning to get my following shot and I told him already we both agree but he didn't say he wants a baby but I feel so ready