diff --git a/roles/network_plugin/weave/tasks/seed.yml b/roles/network_plugin/weave/tasks/seed.yml
index d81b72436..b7d31f750 100644
--- a/roles/network_plugin/weave/tasks/seed.yml
+++ b/roles/network_plugin/weave/tasks/seed.yml
@@ -1,3 +1,4 @@
+---
 - name: Weave seed | Set seed if first time
   set_fact:
     seed: '{% for host in groups["k8s-cluster"] %}{{ hostvars[host]["ansible_default_ipv4"]["macaddress"] }}{% if not loop.last %},{% endif %}{% endfor %}'