diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2f8b328..d0e6c2f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,8 @@
 # Change Log
 All notable changes to this project will be documented in this file. This change log follows the conventions of [keepachangelog.com](http://keepachangelog.com/).
 
+## [Unreleased]
+
 ## [0.2.259] - 2021-10-16
 ### Fixed
 - Long and double arguments to upcalls failed to compile in some cases
@@ -68,6 +70,7 @@ All notable changes to this project will be documented in this file. This change
 - Support for serializing and deserializing arbitrary Clojure functions
 - Support for serializing and deserializing arbitrary Clojure data structures
 
+[Unreleased]: https://github.com/IGJoshua/coffi/compare/v0.2.259...HEAD
 [0.2.259]: https://github.com/IGJoshua/coffi/compare/v0.1.251...v0.2.259
 [0.1.251]: https://github.com/IGJoshua/coffi/compare/v0.1.246...v0.1.251
 [0.1.246]: https://github.com/IGJoshua/coffi/compare/v0.1.241...v0.1.246