Paul is correct.

Ideally, each level will be assigned to a separate paragraph style. Yours are not.
However, it is the tab setting for the paragraphs in your level five that matter.

Resources:

• How to create numbered headings or outline numbering in Ribbon Versions of Word by Shauna Kelly
• How To Create Multilevel Numbering In Word (That Actually Works)
• Number Alignment by Suzanne Barnhill, MVP