If your baby goes to sleep very early, because the rhythm of the house slows down at this hour, making some changes in the feeding and nap hours, you will be able to delay the night sleep . You will be able to delay this hour as much as the baby genetic component allows this. If it is not good for you that the baby goes to sleep so early, because he will wake up at 4 or 5 am, then you can try to sleep him later.
In order to achieve this, please follow the advice given for this treatment.