diff --git a/CHANGELOG.md b/CHANGELOG.md
index a59bc3e5..87587d9d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 ## [Unreleased]
 ### Changed
 - Introduced `pyproject.toml` and moved metadata from `setup.py` (#211)
+- Added type annotations to scuba package and mypy checking in CI (#207)
 
 ### Removed
 - Drop support for Python 3.5 - 3.6