diff --git a/terraform/shared/scripts/ip_tables.sh b/terraform/shared/scripts/ip_tables.sh
index b304cd1a8..acf853402 100644
--- a/terraform/shared/scripts/ip_tables.sh
+++ b/terraform/shared/scripts/ip_tables.sh
@@ -4,6 +4,7 @@ set -e
 sudo iptables -I INPUT -s 0/0 -p tcp --dport 8300 -j ACCEPT
 sudo iptables -I INPUT -s 0/0 -p tcp --dport 8301 -j ACCEPT
 sudo iptables -I INPUT -s 0/0 -p tcp --dport 8302 -j ACCEPT
+sudo iptables -I INPUT -s 0/0 -p tcp --dport 8400 -j ACCEPT
 
 if [ -d /etc/sysconfig ]; then
   sudo iptables-save | sudo tee /etc/sysconfig/iptables