diff --git a/docs/content/user-guides/crd-acme/index.md b/docs/content/user-guides/crd-acme/index.md
index c26946223..0eb47705b 100644
--- a/docs/content/user-guides/crd-acme/index.md
+++ b/docs/content/user-guides/crd-acme/index.md
@@ -101,4 +101,4 @@ curl [-k] https://your.domain.com/tls
 curl [-k] http://your.domain.com:8000/notls
 ```
 
-Note that you'll have to use `-k` as long as you're using the staging server of Let's Encrypt, since it is not in the root DNS servers.
+Note that you'll have to use `-k` as long as you're using the staging server of Let's Encrypt, since it is not an authorized certificate authority on systems where it hasn't been manually added.