diff --git a/roles/traefik/defaults/main.yml b/roles/traefik/defaults/main.yml
index 63561dd801..be363b0ecf 100644
--- a/roles/traefik/defaults/main.yml
+++ b/roles/traefik/defaults/main.yml
@@ -19,7 +19,8 @@ traefik_image_name: "traefik"
 traefik_image_version: "latest"
 traefik_log_level: "INFO"
 
-# find the relevant name and environment variables for your DNS provider at https://go-acme.github.io/lego/dns/
+# find the relevant name and environment variables for your DNS provider at https://go-acme.github.io/lego/dns/.
+# More info at https://doc.traefik.io/traefik/https/acme/
 traefik_dns_provider: cloudflare
 traefik_environment_variables:
   CF_DNS_API_TOKEN: "abcdabcd123412341234"
diff --git a/website/docs/getting-started/external-access.md b/website/docs/getting-started/external-access.md
index d60bb60b3f..ad7377e299 100644
--- a/website/docs/getting-started/external-access.md
+++ b/website/docs/getting-started/external-access.md
@@ -31,6 +31,8 @@ Traefik routes traffic from ports 80 (HTTP) and 443 (HTTPS) on your Ansible-NAS
 
 Simply set `traefik_enabled: true` in your `all.yml`. By default it listens on ports 80 and 443, but doesn't route any traffic.
 
+Ensure you set the relevant environment variables for your DNS provider in `traefik_environment_variables`. More info at https://doc.traefik.io/traefik/https/acme/.
+
 ## Router Configuration
 
 You need to map ports 80 and 443 from your router to your Ansible-NAS box.