diff --git a/global/overlay/etc/puppet/manifests/cosmos-site.pp b/global/overlay/etc/puppet/manifests/cosmos-site.pp
index 959525cf..fe0a5549 100644
--- a/global/overlay/etc/puppet/manifests/cosmos-site.pp
+++ b/global/overlay/etc/puppet/manifests/cosmos-site.pp
@@ -73,7 +73,6 @@ class openstack_ubuntu_16_04_dockerhost {
       storage_driver            => "aufs",
       run_docker_cleanup        => true,
       manage_dockerhost_unbound => true,
-      docker_dns                => '172.17.0.1'
    }
 }