diff --git a/example-dns-01-nsupdate-script.md b/example-dns-01-nsupdate-script.md
index 4cfd7e8..8217a54 100644
--- a/example-dns-01-nsupdate-script.md
+++ b/example-dns-01-nsupdate-script.md
@@ -59,4 +59,4 @@ ZONE="acme.mydomain.com"
         printf "server %s\nzone %s.\nupdate delete _acme-challenge.%s.%s. %d in TXT \"%s\"\nsend\n" "${DNSSERVER}" "${ZONE}" "${2}" "${ZONE}" "${TTL}" "${4}" | $NSUPDATE
 ```
 
-You will need to add static CNAMEs for `_acme-challenge.<certname>` pointing at `_acme-challenge.<certname>.acme.mydomain.com` for each certificate you want to issue.
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+You then only need to create a single zone `acme.mydomain.com` which accepts dynamic DNS updates, but you will need to add static CNAMEs for `_acme-challenge.<certname>` pointing at `_acme-challenge.<certname>.acme.mydomain.com` for each certificate you want to issue.
\ No newline at end of file