diff --git a/firewall-s3/vm/fortigate.yaml b/firewall-s3/vm/fortigate.yaml
index 4d462bb..755f5ea 100644
--- a/firewall-s3/vm/fortigate.yaml
+++ b/firewall-s3/vm/fortigate.yaml
@@ -42,7 +42,12 @@ spec:
           networkInterfaceMultiqueue: true
           interfaces:
             - name: external
-              bridge: {}
+              masquerade: {}
+              ports:
+              - port: 4500
+              - port: 443
+              - port: 22
+              - port: 500
           disks:
             - disk:
                 bus: sata