diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7269ec5..3cd5652 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 This CHANGELOG follows the format listed [here](https://github.com/sensu-plugins/community/blob/master/HOW_WE_CHANGELOG.md)
 
 ## [Unreleased]
+### Added
+- check-es-circuit-breakers.rb, check-es-cluster-status.rb, check-es-indices-sizes.rb, check-es-node-status.rb, metrics-es-cluster.rb, metrics-es-node-graphite.rb, metrics-es-node.rb: added `--cert-file` option which allows you to specify a ca-cert to be used to verify TLS (@csoleimani) (@majormoses)
 
 ## [1.9.0] - 2018-02-19
 ### Changed