diff --git a/config/filter.d/proftpd.conf b/config/filter.d/proftpd.conf
index 872ab0ca..d3120216 100644
--- a/config/filter.d/proftpd.conf
+++ b/config/filter.d/proftpd.conf
@@ -23,7 +23,7 @@ _deamon = proftpd
 # Values: TEXT
 #
 
-__suffix_failed_login = (User not authorized|No such user found|Incorrect password|Password expired|Account disabled|Invalid shell: '\S+'|User in \S+|Limit (access|configuration) denies login|Not a UserAlias|maximum login length exceeded).?
+__suffix_failed_login = (User not authorized for login|No such user found|Incorrect password|Password expired|Account disabled|Invalid shell: '\S+'|User in \S+|Limit (access|configuration) denies login|Not a UserAlias|maximum login length exceeded).?
 failregex = ^%(__prefix_line)s%(__hostname)s \(\S+\[<HOST>\]\)[: -]+ USER .*: no such user found from \S+ \[\S+\] to \S+:\S+ *$
             ^%(__prefix_line)s%(__hostname)s \(\S+\[<HOST>\]\)[: -]+ USER .* \(Login failed\): %(__suffix_failed_login)s\s*$
             ^%(__prefix_line)s%(__hostname)s \(\S+\[<HOST>\]\)[: -]+ SECURITY VIOLATION: .* login attempted\. *$