diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1ecd5f7..1078bc4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## UNRELEASED
+  - Utilizes Elasticsearch interfaces via Elasticsearch logstash-bridge [#336](https://github.com/elastic/logstash-filter-elastic_integration/pull/336)
+  - No functional change.
+
 ## 9.1.1
   - Add `terminate` processor support [#345](https://github.com/elastic/logstash-filter-elastic_integration/pull/345)