diff --git a/terraform/templates/cloud_init.cfg b/terraform/templates/cloud_init.cfg
index 051d97e..10f6d2d 100644
--- a/terraform/templates/cloud_init.cfg
+++ b/terraform/templates/cloud_init.cfg
@@ -1,3 +1,4 @@
+#cloud-config
 package_update: true
 package_upgrade: false