(5) Notwithstanding subsection (1), (2), (3) or (4), the father of a child of an unwed mother may by affidavit depose to the child's paternity, and if the affidavit is supported by the affidavit of the unwed mother deposing that the father is indeed the father of the child, the District Registrar shall upon receipt of the affidavits, no later than the 6 month period for registering a birth under section 10, enter the name of the father in the Register of Births.