diff --git a/install-freedombone.sh b/install-freedombone.sh
index ac4ca5d8..9781129e 100755
--- a/install-freedombone.sh
+++ b/install-freedombone.sh
@@ -430,6 +430,8 @@ function configure_firewall {
   ip6tables -X
   iptables -P INPUT DROP
   ip6tables -P INPUT DROP
+  iptables -A INPUT -i eth0 -i lo -j ACCEPT
+  iptables -A INPUT -i eth0 -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
   echo 'configure_firewall' >> $COMPLETION_FILE
 }