diff --git a/libexec/ftpd/ftpd.c b/libexec/ftpd/ftpd.c
--- a/libexec/ftpd/ftpd.c
+++ b/libexec/ftpd/ftpd.c
@@ -1413,6 +1413,8 @@
 				*remote_ip = 0;
 		remote_ip[sizeof(remote_ip) - 1] = 0;
 		if (!auth_hostok(lc, remotehost, remote_ip)) {
+			BLACKLIST_NOTIFY(BLACKLIST_AUTH_FAIL, STDIN_FILENO,
+			    "Permission denied");
 			syslog(LOG_INFO|LOG_AUTH,
 			    "FTP LOGIN FAILED (HOST) as %s: permission denied.",
 			    pw->pw_name);