Weird belly shape?! 😩

Hayley • ~IT'S A GIRL!! 💕baby # 2 due May/June 2019~ 💙William Jack 17-08-17 💙
This is a photo I just took and my belly always looks so strange. For some reason there's a dip in the middle instead of it just being round. Is this normal and does it go away as I get further along? I'm 20w2d