diff --git a/lib/ansible/modules/cloud/openstack/nova_compute.py b/lib/ansible/modules/cloud/openstack/nova_compute.py
index e4e1cae6c8..77e759af14 100644
--- a/lib/ansible/modules/cloud/openstack/nova_compute.py
+++ b/lib/ansible/modules/cloud/openstack/nova_compute.py
@@ -518,7 +518,7 @@ def _get_server_state(module, nova):
         (ip_changed, server) = _check_floating_ips(module, nova, server)
         private = openstack_find_nova_addresses(getattr(server, 'addresses'), 'fixed', 'private')
         public = openstack_find_nova_addresses(getattr(server, 'addresses'), 'floating', 'public')
-        module.exit_json(changed = ip_changed, id = server.id, public_ip = ''.join(public), private_ip = ''.join(private), info = server._info)
+        module.exit_json(changed = ip_changed, id = server.id, public_ip = public, private_ip = private, info = server._info)
     if server and module.params['state'] == 'absent':
         return True
     if module.params['state'] == 'absent':