diff --git a/releasenotes/notes/nohandler-response-details-2af020f4763fcea8.yaml b/releasenotes/notes/nohandler-response-details-2af020f4763fcea8.yaml
new file mode 100644
index 0000000..46b8e03
--- /dev/null
+++ b/releasenotes/notes/nohandler-response-details-2af020f4763fcea8.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    When there's no handler for the request, add more details to the response
+    sent by the server about the request to help debugging.