backported patch from 1.3.6 branch for 1.3.5e taken from here: http://bugs.proftpd.org/show_bug.cgi?id=4372 refers to commit: https://github.com/proftpd/proftpd/commit/a73dbfe3b61459e7c2806d5162b12f0957990cb3 waiting for 1.3.6 Release update with patch included