diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 5cac90b..33b3ab7 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -7,21 +7,22 @@ jobs:
 
     runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
-        pip install pip==20.0.2
+        pip install pip==25.1.0
         pip install -r requirements.txt
-        python setup.py bdist_wheel
+        python -m build --wheel
         pip install dist/*.whl
     - name: Test with pytest
       run: |
diff --git a/requirements.txt b/requirements.txt
index bd50c2a..105cf68 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,9 @@
-wheel==0.38.1
-pytest==6.2.5
+wheel==0.45.1
+pytest==8.4.1
 pytest-cov==3.0.0
-hypothesis==3.1.0 ; python_version < '3.8'
-hypothesis==5.5.4 ; python_version == '3.8'
-hypothesis==5.35.4 ; python_version == '3.9'
+hypothesis==5.35.4
+
+# Setuptools is no longer provided by default in Python 3.12+
+setuptools==71.1.0 ; python_version >= '3.12'
+packaging==24.1 ; python_version >= '3.12'
+build==1.2.2.post1
diff --git a/setup.py b/setup.py
index 2b2f1ef..d12f4d6 100644
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
     scripts=['bin/jp.py'],
     packages=find_packages(exclude=['tests']),
     license='MIT',
-    python_requires='>=3.7',
+    python_requires='>=3.9',
     classifiers=[
         'Development Status :: 5 - Production/Stable',
         'Intended Audience :: Developers',
@@ -24,11 +24,12 @@
         'License :: OSI Approved :: MIT License',
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
-        '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',
         'Programming Language :: Python :: Implementation :: CPython',
         'Programming Language :: Python :: Implementation :: PyPy',
     ],
diff --git a/tox.ini b/tox.ini
index 3184836..1a73dab 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,17 +1,7 @@
 [tox]
-envlist = py26,py27,py33,py34,py35,py36,py37,pypy
+envlist = py39,py310,py311,py312,py313,py314
 
 [testenv]
-commands = nosetests
+commands = python -m pytest tests
 deps =
-    nose
-    mock
-
-[testenv:py26]
-commands = nosetests
-deps =
-    nose
-    mock
-    unittest2
-    ordereddict
-    simplejson
+    pytest