diff --git a/notes/helloshop/api-Yarp.ReverseProxy.md b/notes/helloshop/yarp-reverse-proxy.md
similarity index 99%
rename from notes/helloshop/api-Yarp.ReverseProxy.md
rename to notes/helloshop/yarp-reverse-proxy.md
index 7fde902..723b5ac 100644
--- a/notes/helloshop/api-Yarp.ReverseProxy.md
+++ b/notes/helloshop/yarp-reverse-proxy.md
@@ -73,7 +73,7 @@ builder.Services.AddServiceDiscovery();
 builder.Services.ConfigureHttpClientDefaults(static http =>
 {
     // Turn on service discovery by default
-    http.AddServiceDiscovery();
+    http.UseServiceDiscovery();
 });
 ```