diff --git a/.github/workflows/coverage.yaml b/.github/workflows/coverage.yaml
index f95b58b..7cf1e87 100644
--- a/.github/workflows/coverage.yaml
+++ b/.github/workflows/coverage.yaml
@@ -8,10 +8,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - name: Set up Python 3.12
+      - name: Set up Python 3.13
         uses: actions/setup-python@v4
         with:
-          python-version: 3.12
+          python-version: 3.13
       - name: Install Dependencies
         run: |
           python -m pip install --upgrade pip
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 61305f8..1b34506 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8.18", "3.9.25", "3.10.18", "3.11.14", "3.12.12", "3.13.11", "3.14.2"]
 
     steps:
       - uses: actions/checkout@v3
diff --git a/pyproject.toml b/pyproject.toml
index 0a7cefd..90f7b74 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,2 +1,2 @@
 line-length = 120
-target-version = ['py37', 'py38', 'py39', 'py310']
\ No newline at end of file
+target-version = ['py37', 'py38', 'py39', 'py310', 'py311', 'py312', 'py313', 'py314']
\ No newline at end of file
diff --git a/setup.py b/setup.py
index b701756..18c1f0d 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 
 from setuptools import setup, find_packages
 
-__VERSION__ = "1.2.0"
+__VERSION__ = "1.2.2"
 
 base_dir = os.path.abspath(os.path.dirname(__file__))
 
@@ -49,19 +49,20 @@
         "models",
         "data"
     ],
-    python_requires=">=3.6",
+    python_requires=">=3.7",
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Intended Audience :: Developers",
         "License :: OSI Approved :: MIT License",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
+        "Programming Language :: Python :: 3.13",
+        "Programming Language :: Python :: 3.14",
     ],
     test_suite="tests",
     project_urls={
diff --git a/src/python_easy_json/json_object.py b/src/python_easy_json/json_object.py
index f520ff4..63e83a1 100644
--- a/src/python_easy_json/json_object.py
+++ b/src/python_easy_json/json_object.py
@@ -13,6 +13,10 @@
 from dateutil import parser as dt_parser
 from json import JSONDecodeError
 
+# 3.14 introduced lazy annotation loading, we must use the 'annotationlib' to inspect annotations.
+if not (sys.version_info.major == 3 and sys.version_info.minor < 14):
+    from annotationlib import get_annotations, Format as annot_format
+
 _enum_t = type(enum.Enum)
 
 # Support OrderedDict for Python versions 3.6 or below.
@@ -45,8 +49,8 @@ def _get_annot_cls(annots: dict, key: str, ignore_builtins = False) -> typing.Li
                 cls_ = cls_.__args__[0]
             # Check if typing annotation class is a Union type.
             # Try to find the right object class in the Union types list, ignore 'builtin' types.
-            if '__args__' in cls_.__dict__ and isinstance(cls_.__dict__['__args__'], (list, tuple)):
-                for cls_item in cls_.__dict__['__args__']:
+            if hasattr(cls_, '__args__') and isinstance(cls_.__args__, (list, tuple)):
+                for cls_item in cls_.__args__:
                     # Try to find the right object class in the Union types list, ignore 'builtin' types.
                     if issubclass(type(cls_item), object) and not isinstance(cls_item, typing.TypeVar):
                         if ignore_builtins and cls_item.__module__ == 'builtins':
@@ -75,10 +79,12 @@ def _collect_annotations(self, cls_: object):
                     continue
                 result = self._collect_annotations(base)
                 annots.update(result)
-
-        if hasattr(cls_, '__annotations__'):
-            annots.update(cls_.__annotations__)
-
+        # 3.14 introduced breaking changes to annotation inspection due to lazy annotation loading.
+        if sys.version_info.major == 3 and sys.version_info.minor < 14:
+            if hasattr(cls_, '__annotations__'):
+                annots.update(cls_.__annotations__)
+        else:
+            annots.update(get_annotations(cls_, format=annot_format.VALUE))
         return annots
 
     @staticmethod
diff --git a/tests/test_json_with_enum.py b/tests/test_json_with_enum.py
index 4b30943..22f2fb4 100644
--- a/tests/test_json_with_enum.py
+++ b/tests/test_json_with_enum.py
@@ -2,7 +2,7 @@
 # This file is subject to the terms and conditions defined in the
 # file 'LICENSE', which is part of this source code package.
 #
-from datetime import datetime
+from datetime import datetime, timezone
 from enum import Enum, IntEnum
 
 from tests.base_test import BaseTestCase
@@ -45,7 +45,7 @@ class TestJSONWithEnum(BaseTestCase):
 
     def test_object_with_enum_values(self):
         """ Test JSONObject class with IntEnum property. """
-        ts = datetime.utcnow()
+        ts = datetime.now(timezone.utc)
 
         data = {
             'timestamp': ts.isoformat(),
@@ -69,7 +69,7 @@ def test_object_with_enum_values(self):
 
     def test_str_enum(self):
         """ Test an enum with string values """
-        ts = datetime.utcnow()
+        ts = datetime.now(timezone.utc)
 
         data = {
             'timestamp': ts.isoformat(),