diff --git a/reaction-mailcreate/createMails.py b/reaction-mailcreate/createMails.py
index 97d87aebdedf4197d5aeb5f48826e89896341b81..85573f9ccf8fa6b3fd0def9909f7afc3e1e189f6 100755
--- a/reaction-mailcreate/createMails.py
+++ b/reaction-mailcreate/createMails.py
@@ -55,7 +55,7 @@ parser.add_argument('-i', '--input',      dest='input',      default='{basedir}/
 parser.add_argument('-o', '--output',     dest='output',     default='{basedir}/{campaign}/{site}/{timestamp}{infix}.eml', help='output file name template (default: "{basedir}/{campaign}/{site}/{timestamp}{infix}.eml")')
 parser.add_argument('-R', '--reply-to',   dest='replyto',    default=None, help='reply-to mail address (default: None)')
 parser.add_argument(      '--salt',       dest='salt',       default=None, help='salt to use for hashing (default: random 8-byte hex string)')
-parser.add_argument(      '--sign',       dest='sign',       default='', choices=['', 'gpg', 'gpgsm', 'openssl'], help='signature method (one of "", "gpg", "gpgsm", "openssl"; default: "")')
+parser.add_argument(      '--sign',       dest='sign',       default='', choices=['', 'gpg'], help='signature method (default: ""); one of "", "gpg"')
 parser.add_argument(      '--sign-as',    dest='signas',     default=None, help='signature key to use (default: None meaning autoselect)')
 parser.add_argument('-s', '--subject',    dest='subject',    default='Security Challenge for {site} -- {campaign}{infix}', help='mail subject (default: "Security Challenge Message -- {campaign}{infix}")')
 parser.add_argument('-S', '--smtpserver', dest='smtpserver', default='localhost', help='SMTP server to use (default: "localhost"); port can be specified with "<host>:<port>" notation and takes precedence over implied ports and port specification')