diff --git a/playbooks/aetherusrp-playbook.yml b/playbooks/aetherusrp-playbook.yml
index 94b7225..5162ec6 100644
--- a/playbooks/aetherusrp-playbook.yml
+++ b/playbooks/aetherusrp-playbook.yml
@@ -1,3 +1,4 @@
+---
 # Ansible playbook to configure aether compute nodes
 # In specific, NUCs connected to USRPs
 # To be used in SD-RAN deployments: