Fixed in master of GnuPG git repo: 995c46ea77cff5b99b2fca17b547d6525a4f227e https://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=995c46ea77cff5b99b2fca17b547d6525a4f227e It will be backported to 2.2 (STABLE-BRANCH-2-2). --