diff --git a/CHANGELOG.md b/CHANGELOG.md
index 193c8288e..21839b50b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -43,6 +43,7 @@
 - [#4114](https://github.com/influxdata/telegraf/pull/4114): Add cursor metrics to mongodb input.
 - [#3455](https://github.com/influxdata/telegraf/pull/3455): Add tag/integer pair for result to net_response.
 - [#4010](https://github.com/influxdata/telegraf/pull/3455): Add application_insights output plugin.
+- [#4167](https://github.com/influxdata/telegraf/pull/4167): Added several important elasticsearch cluster health metrics.
 
 ### Bugfixes