diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..56411c1
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,10 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+## [0.3.2] - 2025-07-14
+### Added
+- Support for Numpy 2.x deprecations. Complex and float types are
+  detected based on the installed Numpy version.
+- Explicit dependency on the `packaging` module.
+
diff --git a/README.md b/README.md
index 4678bdf..87dcb58 100644
--- a/README.md
+++ b/README.md
@@ -20,3 +20,10 @@ with open(json_file, 'w') as file:
         cls=NumpyEncoder
     )
 ```
+
+## Installation
+
+```
+pip install numpyencoder==0.3.2
+```
+
diff --git a/numpyencoder/__init__.py b/numpyencoder/__init__.py
index 3e5c56b..9f5d213 100644
--- a/numpyencoder/__init__.py
+++ b/numpyencoder/__init__.py
@@ -1 +1,11 @@
+"""Top level package for ``numpyencoder``.
+
+Exposes :class:`~numpyencoder.numpyencoder.NumpyEncoder` for convenient
+imports and defines the package ``__version__``.
+"""
+
 from .numpyencoder import NumpyEncoder
+
+__version__ = "0.3.2"
+
+__all__ = ["NumpyEncoder", "__version__"]