diff --git a/CHANGELOG.md b/CHANGELOG.md
index b8752ee..1d98ca3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,17 +4,22 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [0.4.2] - 2024-04-18
+## [v0.4.3] - 2024-04-19
+
+### Added
+* Add type checking/hinting information to the package distribution.
+
+## [v0.4.2] - 2024-04-18
 
 ### Changed
 * Using more updated version of `numpydoc_decorator` for our lab, tagged rather than just commit hashed
 
-## [0.4.1] - 2024-04-17
+## [v0.4.1] - 2024-04-17
 
 ### Changed
 * Bumped up lower bound on `numpydoc_generator` dependency, for compatibility with downstream projects which use a feature not yet in a release version.
 
-## [0.4.0] - 2024-04-17
+## [v0.4.0] - 2024-04-17
 
 ### Added
 * Types and functions related to `geometry`
diff --git a/gertils/py.typed b/gertils/py.typed
new file mode 100644
index 0000000..e69de29
diff --git a/pyproject.toml b/pyproject.toml
index 47de98d..845f6ec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "gertils"
-version = "0.4.2"
+version = "0.4.3"
 description = "General computing utilities for data processing and analysis in the Gerlich group at IMBA"
 authors = [
     "Vince Reuter <vince.reuter@gmail.com>",
@@ -20,6 +20,7 @@ classifiers = [
     "Topic :: Utilities",
     "Typing :: Typed",
 ]
+include = ["py.typed"]
 
 [build-system]
 requires = ["poetry-core"]