diff --git a/ansible/roles/prometheus/templates/prometheus.yml.j2 b/ansible/roles/prometheus/templates/prometheus.yml.j2
index 2a82a87..6e992bb 100644
--- a/ansible/roles/prometheus/templates/prometheus.yml.j2
+++ b/ansible/roles/prometheus/templates/prometheus.yml.j2
@@ -1,3 +1,4 @@
+# {{ ansible_managed }}
 global:
   scrape_interval: 15s