diff --git a/docs/configuring-well-known.md b/docs/configuring-well-known.md
index 8bf84ed1..826a7494 100644
--- a/docs/configuring-well-known.md
+++ b/docs/configuring-well-known.md
@@ -104,7 +104,7 @@ server {
 </VirtualHost>
 ```
 
-**For Caddy**, it would be something like this:
+**For Caddy 2**, it would be something like this:
 
 ```caddy
 reverse_proxy /.well-known/matrix/* https://matrix.DOMAIN {
@@ -112,6 +112,14 @@ reverse_proxy /.well-known/matrix/* https://matrix.DOMAIN {
 }
 ```
 
+**For Caddy 1**, it would be something like this:
+
+```caddy
+proxy /.well-known/matrix/ https://matrix.DOMAIN {
+    header_upstream Host {http.reverse_proxy.upstream.hostport}
+}
+```
+
 **For HAProxy**, it would be something like this:
 
 ```haproxy