diff --git a/packages/transcription-whispercpp/README.md b/packages/transcription-whispercpp/README.md
index 762165ca49..a6a5dd5318 100644
--- a/packages/transcription-whispercpp/README.md
+++ b/packages/transcription-whispercpp/README.md
@@ -573,3 +573,5 @@ This project is licensed under the Apache-2.0 License – see the LICENSE file f
 
 For questions or issues, please open an issue on the GitHub repository.
 
+
+<!-- CI source-build baseline probe (no functional change) -->