How Do I Get My Boyfriend To Realize That His

How do I get my boyfriend to realize that his 7 year old daughter is way to old to be sleeping in our bed. They cuddle all night and she wraps her legs around him,it's very uncomfortable for me cause I should be the one he cuddles with not her. He won't even put his arm around me cause he won't even roll over towards me cause he is too busy cuddling with her