Naval bleeding

Shelle • 29-NJ- two boys,three girls-blended family- 1MC 🌈👶🏾🎀 7/1/18

My daughter is 3weeks, her cord has fallen off but her naval still bleeds from time to time. I think it has to do with the pamper rubbing against it, even though I good it. Can I cover the naval with a bandage???? Thank you in advance 😊😊😊