diff --git a/iptables/rules6.conf b/iptables/rules6.conf
index 30a24a1..f913efe 100644
--- a/iptables/rules6.conf
+++ b/iptables/rules6.conf
@@ -13,6 +13,7 @@
 -A INPUT -p ipv6-icmp -m icmp6 --icmpv6-type 135 -m limit --limit 5/sec -j ACCEPT
 -A INPUT -p ipv6-icmp -m icmp6 --icmpv6-type 136 -m limit --limit 5/sec -j ACCEPT
 -A INPUT -j FILTERS
+-A INPUT -j DROP
 -A OUTPUT -o lo -j ACCEPT
 -A OUTPUT -o ens3 -j ACCEPT
 -A DOCKER-USER -i ens3 -j FILTERS