diff --git a/CHANGELOG.md b/CHANGELOG.md
index aef8b6e..49ca68f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+- No changes yet.
+
 ## [1.6.0] - 2020-02-24
 ### Changed
 - Drop library dependency on `golang.org/x/{lint, tools}`.
@@ -52,6 +55,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Initial release.
 
+[Unreleased]: https://github.com/uber-go/atomic/compare/v1.6.0...HEAD
 [1.6.0]: https://github.com/uber-go/atomic/compare/v1.5.1...v1.6.0
 [1.5.1]: https://github.com/uber-go/atomic/compare/v1.5.0...v1.5.1
 [1.5.0]: https://github.com/uber-go/atomic/compare/v1.4.0...v1.5.0