diff --git a/terraform/modules/docker-network/templates/scripts/firewall-setup.sh.tftpl b/terraform/modules/docker-network/templates/scripts/firewall-setup.sh.tftpl
index 702d9a2..c595206 100644
--- a/terraform/modules/docker-network/templates/scripts/firewall-setup.sh.tftpl
+++ b/terraform/modules/docker-network/templates/scripts/firewall-setup.sh.tftpl
@@ -6,4 +6,6 @@ systemctl enable fail2ban
 ufw allow OpenSSH
 ufw allow 80 comment HTTP
 ufw allow 443 comment HTTPS
+
+ufw allow to ${node_ip} port 2377 comment "Swarm join port"
 ufw enable