rsync secrets file invalid if more than 1 user created

I've added two users for an rsync modules, but the resulting secrets file is invalid. It is missing a line feed between users.

If I have user hamish and hamish2 both with password test, the resulting secrets file says

# This file is auto-generated by openmediavault (https://www.openmediavault.org)
# WARNING: Do not edit this file, your changes will get lost.
hamish:testhamish2:test