Update changelog

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6164827b8fd38e727aab75d47599b3f0811f02db..30a0486a22096a05d2e588a6ec387e05b5919cb4 100644 (file)
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,9 @@ The format is based on [Keep a Changelog][] and this project adheres to
 [Semantic Versioning]: http://semver.org/
 
 ## Unreleased
+### Added
+- Reverse border method.
+
 ### Deprecated
 - `border` setter method in `pslot` library replaced by `set_slot`.