diff --git a/.github/workflows/unit-tests.yaml b/.github/workflows/unit-tests.yaml
index eb3d623..ec55d1f 100644
--- a/.github/workflows/unit-tests.yaml
+++ b/.github/workflows/unit-tests.yaml
@@ -8,7 +8,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14.0-beta.2"]
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python ${{ matrix.python-version }}
diff --git a/concoursetools/version.py b/concoursetools/version.py
index d79ab34..36b5607 100644
--- a/concoursetools/version.py
+++ b/concoursetools/version.py
@@ -13,6 +13,7 @@
 from dataclasses import dataclass
 from datetime import datetime
 from enum import Enum
+import inspect
 from typing import Any, ClassVar, TypeVar, cast, get_type_hints
 
 from concoursetools.typing import TypedVersionT, VersionConfig, VersionT
@@ -262,9 +263,13 @@ class TypedVersion(Version):
 
     def __init_subclass__(cls) -> None:
         try:
-            annotations = vars(cls)["__annotations__"]  # avoid MRO lookup
-        except KeyError:
-            annotations = {}
+            annotations = inspect.get_annotations(cls)
+        except AttributeError:
+            # Function isn't available in Python 3.9, so use the old code until EOL
+            try:
+                annotations = vars(cls)["__annotations__"]  # avoid MRO lookup
+            except KeyError:
+                annotations = {}
 
         if len(annotations) == 0:
             raise TypeError("Can't instantiate  dataclass TypedVersion without any fields")
diff --git a/docs/source/changelog.rst b/docs/source/changelog.rst
index 90129b2..b315c0d 100644
--- a/docs/source/changelog.rst
+++ b/docs/source/changelog.rst
@@ -4,4 +4,5 @@ What's New
 .. toctree::
     :glob:
 
+    changelog/development
     changelog/*
diff --git a/docs/source/changelog/development.rst b/docs/source/changelog/development.rst
new file mode 100644
index 0000000..55b23a0
--- /dev/null
+++ b/docs/source/changelog/development.rst
@@ -0,0 +1,5 @@
+Development
+===========
+
+
+* Added Python 3.14 support.
diff --git a/pyproject.toml b/pyproject.toml
index f1f5d2c..d36397f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,6 +23,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "Topic :: Software Development",
     "Typing :: Typed",
 ]
diff --git a/sonar-project.properties b/sonar-project.properties
index a9a93d2..df018d6 100644
--- a/sonar-project.properties
+++ b/sonar-project.properties
@@ -3,7 +3,7 @@ sonar.projectDescription="Static analysis for the Concourse Tools Python library
 sonar.sources=concoursetools
 sonar.tests=tests
 
-sonar.python.version=3.9,3.10,3.11,3.12,3.13
+sonar.python.version=3.9,3.10,3.11,3.12,3.13,3.14
 
 sonar.coverage.exclusions=docs/**/*,tests/**/*,coverage.xml,concoursetools/colour.py,concoursetools/typing.py,**/__init__.py,**/__main__.py
 sonar.python.coverage.reportPaths=coverage.xml
diff --git a/tests/test_resource.py b/tests/test_resource.py
index e0e04ec..1d8b2fc 100644
--- a/tests/test_resource.py
+++ b/tests/test_resource.py
@@ -3,6 +3,7 @@
 import random
 import shutil
 import string
+import sys
 from tempfile import TemporaryDirectory
 from unittest import SkipTest, TestCase
 
@@ -728,7 +729,12 @@ def _build_test_resource_docker_image() -> str:
             except FileNotFoundError:
                 pass
 
-        cli_commands.dockerfile(str(temp_dir), resource_file="concourse.py", class_name=TestResource.__name__, dev=True)
+        # This pins the tag to the exact version of Python we're using, including alpha/beta
+        # '3.14.0b1 (main, May  9 2025, 23:49:24) [GCC 12.2.0]'
+        #  ^^^^^^^^
+        tag, *_ = sys.version.split()
+        cli_commands.dockerfile(str(temp_dir), resource_file="concourse.py", class_name=TestResource.__name__,
+                                tag=tag, dev=True)
 
         stdout, _ = run_command("docker", ["build", ".", "-q"], cwd=temp_dir)
         sha1_hash = stdout.strip()