[Plugin: Event Calendar 3] “previous month" link has wrong label

The calendar shows the current month (december) in the “previous month” link (which should say ‘november’, of course).

link: http://www.magma.ie/lewis-wordpress/?page_id=216

This is mentioned on the developer’s site, but comments are disabled so I’m hoping someone here has a solution!
http://wpcal.firetree.net/ (see bugs outstanding, item 2)