diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index d54780f..a4791b3 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.12", "3.13"]
+        python-version: ["3.10", "3.11", "3.12", "3.13"]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d52a9b3..fe45433 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) and this project adheres
 to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
-## [0.2.0] - unreleased
+## [0.3.0] - 2026-08-25
+
+### Added
+
+- Support for Python 3.10 and 3.11. `requires-python` drops from `>=3.12` to `>=3.10`, and the test
+  workflow runs the suite on 3.10, 3.11, 3.12 and 3.13.
+
+## [0.2.0] - 2026-08-25
 
 ### Added
 
diff --git a/pyproject.toml b/pyproject.toml
index 5393d57..520eb30 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,9 +1,9 @@
 [project]
 name = "mysiar-disk-cache-data"
-version = "0.2.0"
+version = "0.3.0"
 description = "disk_cache_data decorator"
 authors = [{ name = "Piotr Synowiec <psynowiec@gmail.com>" }]
-requires-python = ">=3.12"
+requires-python = ">=3.10"
 readme = "README.md"
 license = { file = "LICENSE" }