diff --git a/config/firewall/rules.pl b/config/firewall/rules.pl
index 0998c1b53..4bb40a4f9 100755
--- a/config/firewall/rules.pl
+++ b/config/firewall/rules.pl
@@ -330,7 +330,7 @@ sub buildrules {
 
 					# Insert firewall rule.
 					if ($LOG && !$NAT) {
-						run("$IPTABLES -A $chain @options @log_limit_options -j LOG");
+						run("$IPTABLES -A $chain @options @log_limit_options -j LOG --log-prefix '$chain '");
 					}
 					run("$IPTABLES -A $chain @options -j $target");
 				}