diff --git a/roles/cloud-digitalocean/tasks/main.yml b/roles/cloud-digitalocean/tasks/main.yml
index b60a913..e456374 100644
--- a/roles/cloud-digitalocean/tasks/main.yml
+++ b/roles/cloud-digitalocean/tasks/main.yml
@@ -51,7 +51,7 @@
     do_access_token: "{{ do_access_token }}"
     do_droplet_id: "{{ do.droplet.id }}"
     cloud_provider: digitalocean
-    ipv6_support: yes
+    ipv6_support: true
 
 - set_fact:
     cloud_instance_ip: "{{ do.droplet.ip_address }}"
diff --git a/roles/vpn/tasks/main.yml b/roles/vpn/tasks/main.yml
index dfd31eb..ca8ef88 100644
--- a/roles/vpn/tasks/main.yml
+++ b/roles/vpn/tasks/main.yml
@@ -46,9 +46,8 @@
 
 - name: Configure ip6tables so IPSec traffic can traverse the tunnel
   iptables: ip_version=ipv6 table=nat chain=POSTROUTING source="{{ vpn_network_ipv6 }}" jump=MASQUERADE
-  when: ((security_enabled is not defined) or
-        (security_enabled is defined and security_enabled != "y")) and
-        ipv6_support is defined and ipv6_support == "yes"
+  when: ((security_enabled is not defined) or (security_enabled is defined and security_enabled != "y")) and
+        (ipv6_support is defined and ipv6_support == true)
   notify:
     - save iptables