diff --git a/defaults/main.yml b/defaults/main.yml
index 5fcedda..4a1e166 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -88,3 +88,7 @@ grafana_log_level: error
 grafana_router_logging: false
 grafana_disable_sanitize_html: true
 grafana_traefik_entrypoint: 'websecure'
+
+# cloudflare
+
+prometheus_cloudflare_dns: "1.1.1.1"
diff --git a/templates/compose/cloudflare.yml.j2 b/templates/compose/cloudflare.yml.j2
index ae421b3..5995aa7 100644
--- a/templates/compose/cloudflare.yml.j2
+++ b/templates/compose/cloudflare.yml.j2
@@ -18,3 +18,5 @@ services:
       - 8082:8080
     networks:
       - {{ prometheus_docker_network }}
+    dns:
+      - "{{ prometheus_cloudflare_dns }}"