diff --git a/.github/workflows/build-release.yml b/.github/workflows/build-release.yml
index 8de5c89..4186a53 100644
--- a/.github/workflows/build-release.yml
+++ b/.github/workflows/build-release.yml
@@ -13,10 +13,10 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - { name: "3.9", python: "3.9", tox: py39 }
-          - { name: "3.13", python: "3.13", tox: py313 }
-          - { name: "lowest", python: "3.9", tox: py39-lowest }
-          - { name: "dev", python: "3.13", tox: py313-marshmallowdev }
+          - { name: "3.10", python: "3.10", tox: py310 }
+          - { name: "3.14", python: "3.14", tox: py314 }
+          - { name: "lowest", python: "3.10", tox: py310-lowest }
+          - { name: "dev", python: "3.14", tox: py314-marshmallowdev }
     steps:
       - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
@@ -31,7 +31,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
-          python-version: "3.13"
+          python-version: "3.14"
       - name: Install pypa/build
         run: python -m pip install build
       - name: Build a binary wheel and a source tarball
@@ -54,7 +54,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
-          python-version: "3.13"
+          python-version: "3.14"
       - run: python -m pip install tox
       - run: python -m tox -elint
   publish-to-pypi:
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 98f77dd..b493db0 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -8,6 +8,10 @@ Bug fixes:
 
 * Add missing commas in error message for ``validate.FileType`` (:pr:`374`).
 
+Support:
+
+* Support Python 3.10-3.14 (:pr:`376`).
+
 1.3.0 (2025-01-06)
 ******************
 
diff --git a/pyproject.toml b/pyproject.toml
index 11ed835..f6e4c8a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ description = "Flask + marshmallow for beautiful APIs"
 readme = "README.rst"
 license = { file = "LICENSE" }
 maintainers = [
-  { name = "Steven Loria", email = "sloria1@gmail.com" },
+  { name = "Steven Loria", email = "oss@stevenloria.com" },
   { name = "Stephen Rosen", email = "sirosen0@gmail.com" },
 ]
 classifiers = [
@@ -14,14 +14,14 @@ classifiers = [
   "License :: OSI Approved :: MIT License",
   "Natural Language :: English",
   "Programming Language :: Python :: 3",
-  "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",
   "Topic :: Internet :: WWW/HTTP :: Dynamic Content",
 ]
-requires-python = ">=3.9"
+requires-python = ">=3.10"
 dependencies = ["Flask>=2.2", "marshmallow>=3.0.0"]
 
 [project.urls]
@@ -35,7 +35,7 @@ docs = [
   "sphinx-issues==5.0.1",
 ]
 tests = ["flask-marshmallow[sqlalchemy]", "pytest"]
-dev = ["flask-marshmallow[tests]", "tox", "pre-commit>=3.5,<5.0"]
+dev = ["flask-marshmallow[tests]", "tox", "pre-commit>=4.5,<5.0"]
 sqlalchemy = ["flask-sqlalchemy>=3.0.0", "marshmallow-sqlalchemy>=0.29.0"]
 
 [build-system]
diff --git a/tox.ini b/tox.ini
index b2212de..103ca7c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,9 +1,9 @@
 [tox]
 envlist=
     lint
-    py{39,310,311,312,313}
-    py313-marshmallowdev
-    py39-lowest
+    py{310,311,312,313,314}
+    py314-marshmallowdev
+    py310-lowest
     docs
 
 [testenv]
@@ -20,7 +20,7 @@ deps =
 commands = pytest {posargs}
 
 [testenv:lint]
-deps = pre-commit~=3.5
+deps = pre-commit~=4.5.1
 skip_install = true
 commands = pre-commit run --all-files