diff --git a/CHANGELOG.md b/CHANGELOG.md
index 685ae8481..6690b54fa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -65,6 +65,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added `on_transcription_stopped` and `on_transcription_error` to Daily
   callbacks.
 
+- Added `source` field to `ErrorFrame` to indicate `FrameProcessor` that generated the error.
+
 ### Changed
 
 - Changed the default `url` for `NeuphonicTTSService` to