diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f32aca..0fcdc33 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,11 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## Unreleased
+
+### Added
+- Add `httpoison_options` support to config
+
 ## [0.5.2] - 2016.08.19
 
 ### Bug fix