diff --git a/src/freedombone-utils-firewall b/src/freedombone-utils-firewall
index 6313dc39f1856f634ccd7644a45ad7ea073f1fdf..c88495b14eae065ad779470e1509bedeffbf41c1 100755
--- a/src/freedombone-utils-firewall
+++ b/src/freedombone-utils-firewall
@@ -87,6 +87,8 @@ function configure_firewall {
     ip6tables -X
     iptables -P INPUT DROP
     ip6tables -P INPUT DROP
+    iptables -P FORWARD DROP
+    ip6tables -P FORWARD DROP
     iptables -A INPUT -i lo -j ACCEPT
     iptables -A INPUT -m conntrack --ctstate ESTABLISHED -j ACCEPT