diff --git a/CHANGELOG.md b/CHANGELOG.md
index d8972982a..85eb78192 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Fixed
+- Fixed a pathological situation where a signal could be missed if it arrived
+after polling the child but before registering for a new notification
 
 ## [0.2.1] - 2018-05-18
 ### Changed