diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1451dd8..96e0cb1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,6 +23,7 @@ jobs:
           - "3.11"
           - "3.12"
           - "3.13"
+          - "3.14"
           - "pypy-3.10"
           - "pypy-3.11"
     steps:
@@ -53,7 +54,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v6
         with:
-          python-version: "3.13"
+          python-version: "3.14"
       - name: Install dependencies
         run: pip install tox
       - name: Run ${{ matrix.env }}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5c4305f..e03d0c9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -21,8 +21,8 @@ adheres to [Semantic Versioning](https://semver.org/).
 - Use `pyproject.toml` and modern build system
 - Update dev dependencies
 - Update GitHub actions dependencies
-- Add tests for CPython 3.12 and 3.13, and PyPy 3.10 and 3.11
-- Use CPython 3.13 for misc. tests
+- Add tests for CPython 3.12, 3.13 and 3.14; and PyPy 3.10 and 3.11
+- Use CPython 3.14 for misc. tests
 - Improve tox & CI pipelines
 - Use ruff as linter and formatter
 
diff --git a/pyproject.toml b/pyproject.toml
index 56b2200..943c83c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -18,6 +18,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Utilities",
     "Topic :: System :: Archiving",
     "Topic :: System :: Archiving :: Compression",
@@ -86,7 +87,7 @@ files = "src"
 ignore_missing_imports = false
 follow_imports = "normal"
 # Platform configuration
-python_version = "3.13"
+python_version = "3.14"
 # Disallow dynamic typing
 disallow_any_unimported = true
 disallow_any_decorated = true
diff --git a/tox.ini b/tox.ini
index a9db961..35b16fd 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,7 +2,7 @@
 
 [tox]
 envlist =
-    py, py39, py310, py311, py312, py313, pypy3
+    py, py39, py310, py311, py312, py313, py314, pypy3
     build, generate-integration-files, lint, type
 
 [testenv]