diff --git a/nginx-proxy-manager/README.md b/nginx-proxy-manager/README.md
index 0573fb9..8d8471a 100644
--- a/nginx-proxy-manager/README.md
+++ b/nginx-proxy-manager/README.md
@@ -11,3 +11,5 @@ The script for the sites must be edited to your liking and also copied to the ho
 
 scp site-ssl root@eee.fff.ggg.hhh:/etc/cron.daily/
 ssh root@eee.fff.ggg.hhh -f 'chmod +x /etc/cron.daily/site-ssl'
+
+https://community.letsencrypt.org/t/automated-deployment-of-key-cert-from-reverse-proxy-to-internal-systems/64491/4