diff --git a/tests/files/packet_centos7-calico-ha-once-localhost.yml b/tests/files/packet_centos7-calico-ha-once-localhost.yml
index b51556176..6a44c6d01 100644
--- a/tests/files/packet_centos7-calico-ha-once-localhost.yml
+++ b/tests/files/packet_centos7-calico-ha-once-localhost.yml
@@ -12,3 +12,4 @@ dns_min_replicas: 1
 typha_enabled: true
 calico_backend: kdd
 typha_secure: true
+disable_ipv6_dns: true