diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index d605303..0098868 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -11,7 +11,7 @@ jobs:
   tests:
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
         test-os: [ubuntu-latest, windows-latest]
 
     runs-on: ${{ matrix.test-os }}
diff --git a/setup.py b/setup.py
index 209d314..08dfef2 100644
--- a/setup.py
+++ b/setup.py
@@ -52,6 +52,8 @@ def read(*filenames, **kwargs):
         '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',
         'Topic :: Software Development :: Libraries :: Python Modules',
         'Topic :: Software Development :: Quality Assurance',
         'Framework :: Flake8',
diff --git a/tox.ini b/tox.ini
index 207fa22..98613d2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py38, py39, py310, py311, py312, lint
+envlist = py38, py39, py310, py311, py312, py313, py314, lint
 
 [gh-actions]
 python =
@@ -7,16 +7,18 @@ python =
     3.9: py39
     3.10: py310
     3.11: py311
-    3.12: py312, lint
+    3.12: py312
+    3.13: py313
+    3.14: py314, lint
 
 [testenv]
 deps =
-    pytest==7.3.1
+    pytest==8.3.5
 commands = py.test {posargs}
 
 [testenv:lint]
 deps =
-    flake8==5.0.2
+    flake8==6.1.0
     flake8-bugbear
     flake8-comprehensions
     flake8-debugger