diff --git a/CHANGELOG.md b/CHANGELOG.md
index baa009d..97b1c53 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]
+
 ## [0.2.277] - 2021-10-25
 ### Fixed
 - Non-primitive arguments on upcalls would generate invalid bytecode with `nil` instructions
@@ -73,6 +75,7 @@ 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/v0.2.277...HEAD
 [0.2.277]: https://github.com/IGJoshua/coffi/compare/v0.2.259...v0.2.277
 [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