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+# Changelog
+
+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]
+
+### Changed
+
+* Updated [`tracing-bunyan-formatter`](https://github.com/LukeMathWalker/tracing-bunyan-formatter) from 0.3.3 to 0.3.4 ([#504])
+
+[#504]: https://github.com/vbrandl/hoc/pull/504