diff --git a/fail2ban/tests/files/logs/sendmail-auth b/fail2ban/tests/files/logs/sendmail-auth
index 835508f6..ec4b1722 100644
--- a/fail2ban/tests/files/logs/sendmail-auth
+++ b/fail2ban/tests/files/logs/sendmail-auth
@@ -14,3 +14,7 @@ Feb 24 13:00:17 kismet sm-acceptingconnections[1499]: s1OHxxSn001499: 192.241.70
 # gh-1632, Fedora 24/RHEL - the daemon name is "sendmail":
 # failJSON: { "time": "2005-02-24T14:00:00", "match": true , "host": "192.0.2.1" }
 Feb 24 14:00:00 server sendmail[26592]: u0CB32qX026592: [192.0.2.1]: possible SMTP attack: command=AUTH, count=5
+
+# github pull request 2563: failing with IDs longer than 14 characters (15 in this case):
+# failJSON: { "time": "2019-11-07T03:27:08", "match": true , "host": "156.156.156.156" }
+Nov  3 03:27:08 servername sendmail[3529565]: xA32R2PQ3529565: [156.156.156.156] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA