How to Restrict Annual Absence Plan Usage to 40 Hours While Allowing Accruals Beyond 40 Hours?

Hi
We have a business requirement for an absence plan where employees should be able to continue accruing hours throughout their employment; however, their usage of the plan should be limited to a maximum of 40 hours per calendar year.
We attempted to configure this limit by setting 40 hours as the Annual Limit in the Absence UDT. However, this approach is preventing employees from accruing additional hours once they reach the 40-hour threshold, which is not the desired behavior.
Our requirement is as follows:
Employees should be able to continue accruing up to the plan ceiling of 80 hours, as configured in the UDT.