cty-dns unable to add multiple TXT apex records

We are unable to add additional TXT records to our root domain:

This appears to be a bug in the dynect cookbook. At https://github.com/chef-cookbooks/dynect/blob/master/providers/rr.rb#L36, @rr can be an array if the above get returns multiple records, which it will for this record_type/zone/fqdn: http://www.rubydoc.info/gems/dynect_rest/0.4.6/DynectRest%2FResource:get