diff --git a/roles/strongswan/templates/ipsec.conf.j2 b/roles/strongswan/templates/ipsec.conf.j2
index 7cd27c90..1c1711ad 100644
--- a/roles/strongswan/templates/ipsec.conf.j2
+++ b/roles/strongswan/templates/ipsec.conf.j2
@@ -31,7 +31,7 @@ conn %default
     rightauth=pubkey
     rightsourceip={{ strongswan_network }},{{ strongswan_network_ipv6 }}
 {% if algo_local_dns or dns_encryption %}
-    rightdns={{ local_service_ip }}
+    rightdns={{ local_service_ip }}{{ ",FCAA::1"  if ipv6_support else '' }}
 {% else %}
     rightdns={% for host in dns_servers.ipv4 %}{{ host }}{% if not loop.last %},{% endif %}{% endfor %}{% if ipv6_support %},{% for host in dns_servers.ipv6 %}{{ host }}{% if not loop.last %},{% endif %}{% endfor %}{% endif %}
 {% endif %}