diff --git a/src/main/resources/changelog.txt b/src/main/resources/changelog.txt
index f9a4a9cda..740013a42 100644
--- a/src/main/resources/changelog.txt
+++ b/src/main/resources/changelog.txt
@@ -1,6 +1,11 @@
 Spring Data Elasticsearch Changelog
 ===================================
 
+Changes in version 4.0.9.RELEASE (2021-04-14)
+---------------------------------------------
+* #1759 - health check with DefaultReactiveElasticsearchClient.
+
+
 Changes in version 4.1.7 (2021-03-31)
 -------------------------------------
 
@@ -1576,5 +1581,6 @@ Release Notes - Spring Data Elasticsearch - Version 1.0 M1 (2014-02-07)
 
 
 
+