diff --git a/README.md b/README.md
index b2440af4..b28cba50 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@
 
 letsencrypt-nginx-proxy-companion is a lightweight companion container for the [nginx-proxy](https://github.com/jwilder/nginx-proxy). It allows the creation/renewal of Let's Encrypt certificates automatically. See [Let's Encrypt section](#lets-encrypt) for configuration details.
 
+Please note that [letsencrypt-nginx-proxy-companion does not work with ACME v2 endpoints yet](https://github.com/JrCs/docker-letsencrypt-nginx-proxy-companion/issues/319).
+
 ### Features:
 * Automatic creation/renewal of Let's Encrypt certificates using original nginx-proxy container.
 * Support creation of Multi-Domain ([SAN](https://www.digicert.com/subject-alternative-name.htm)) Certificates.