diff --git a/config/filter.d/named-refused.conf b/config/filter.d/named-refused.conf
index 2e14d442..989dedb4 100644
--- a/config/filter.d/named-refused.conf
+++ b/config/filter.d/named-refused.conf
@@ -34,7 +34,7 @@ __daemon_combs_re=(?:%(__pid_re)s?:\s+%(__daemon_re)s|%(__daemon_re)s%(__pid_re)
 # this can be optional (for instance if we match named native log files)
 __line_prefix=(?:\s\S+ %(__daemon_combs_re)s\s+)?
 
-prefregex = ^%(__line_prefix)s( error:)?\s*client <HOST>#\S+( \([\S.]+\))?: <F-CONTENT>.+</F-CONTENT>$
+prefregex = ^%(__line_prefix)s( error:)?\s*client( @[0-9a-z]+)? <HOST>#\S+( \([\S.]+\))?: <F-CONTENT>.+</F-CONTENT>$
 
 failregex = ^(view (internal|external): )?query(?: \(cache\))? '.*' denied\s*$
             ^zone transfer '\S+/AXFR/\w+' denied\s*$