Pipelines: Repo Overview shows scheduled build built by bitbucket.org/null user

After Pipelines trigger a scheduled build, the Repo overview page shows the scheduled build was built by a user with the username null (https://bitbucket.org/null)

On Repo Overview Page:

Bitbucket User with the username - null

Expected Outcome

The build show should either the build built by the user who schedules the build or by "Scheduled"

Notes

Information is show correctly on the Pipelines page