diff --git a/README.md b/README.md
index 877a761..dab6c3d 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,7 @@ This application is made from multiple components:
 
 - A file storage to store the source documents, using [Azure Blob Storage](https://learn.microsoft.com/azure/storage/blobs/storage-blobs-introduction).
 
-We use the [HTTP protocol for AI chat apps](https://github.com/Azure-Samples/ai-chat-app-protocol) to communicate between the web app and the API.
+We use the [HTTP protocol for AI chat apps](https://aka.ms/chatprotocol) to communicate between the web app and the API.
 
 ## Get started