still have feelings for my ex??

Ok 🙉 I have a bf now and we been together for over 2years now we have a beautiful 2 year old son also., so before I meet my bf I was with my ex for like 4years we spilt due to him being away.,but I am always dreaming about him and do think about him a lot., I duno how to suppress these feelings., I do think if I spilt with my bf would I get back together with my ex but with my son in the mix it's more complacated.,I also worry if I did end it with my current bf that I would miss him and be a mistake Yano.,I do feel like me and my bf are more best friends than lovers.,I don't feel very attracted to him anymore please help with any advise 😢