diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0d5e3d5..a7e9166 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,7 +4,6 @@ on:
   push:
     branches:
       - master
-      - libicu-test
   pull_request:
   schedule:
     # run CI every day even if no PRs/merges occur
@@ -91,10 +90,11 @@ jobs:
       matrix:
         platform: ["ubuntu-latest", "macos-latest"]
         python:
-          - "3.8"
-          - "3.9"
           - "3.10"
           - "3.11"
+          - "3.12"
+          - "3.13"
+          - "3.14"
     runs-on: ${{ matrix.platform }}
     steps:
     - uses: actions/checkout@v6
@@ -132,7 +132,7 @@ jobs:
         build-arch: ["x64", "Win32"]
         build-type: ["Debug", "Release"]
         build-shared: ["0", "1"]
-    runs-on: windows-2019
+    runs-on: windows-2022
     steps:
     - uses: actions/checkout@v6
       with:
@@ -149,7 +149,7 @@ jobs:
         mkdir build
         cd build
         cmake `
-          -G "Visual Studio 16 2019" `
+          -G "Visual Studio 17 2022" `
           -A ${{ matrix.build-arch }} `
           -DBUILD_SHARED_LIBS=${{ matrix.build-shared }} `
           -DPEPARSE_ENABLE_TESTING=ON `
@@ -173,10 +173,11 @@ jobs:
     strategy:
       matrix:
         python:
-          - "3.8"
-          - "3.9"
           - "3.10"
           - "3.11"
+          - "3.12"
+          - "3.13"
+          - "3.14"
     runs-on: windows-latest
     steps:
     - uses: actions/checkout@v6
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 937e2af..1ac88ef 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,7 +17,9 @@ jobs:
         python-version: "3.x"
 
     - name: sdist
-      run: python3 setup.py sdist
+      run: |
+        python -m pip install build
+        python -m build --sdist
 
     - name: publish
       uses: pypa/gh-action-pypi-publish@release/v1
diff --git a/README.md b/README.md
index 872eb09..3928b09 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,7 @@ cmake --build . --target install
 
 ### Windows-specific
 
-VS 2017 and VS 2019 are supported.
+VS 2017, VS 2019, and VS 2022 are supported.
 
 ```
 # Compile 64-bit binaries with Visual Studio 2017
@@ -97,6 +97,9 @@ cmake -G "Visual Studio 15 2017 Win64" ..
 # Or, with VS 2019, use the -A flag for architecture
 cmake -G "Visual Studio 16 2019" -A Win64 ..
 
+# Or, with VS 2022
+cmake -G "Visual Studio 17 2022" -A Win64 ..
+
 # Pass the build type at build time
 cmake --build . --config Release
 ```
diff --git a/pepy/README.md b/pepy/README.md
index 8549550..4cae5c9 100644
--- a/pepy/README.md
+++ b/pepy/README.md
@@ -2,7 +2,7 @@
 
 pepy (pronounced p-pie) is a python binding to the pe-parse parser.
 
-pepy supports Python versions 3.6 and above.
+pepy supports Python versions 3.10 and above.
 
 The easiest way to use pepy is to install it via pip:
 
@@ -16,9 +16,9 @@ If you can build pe-parse and have a working python environment (headers and
 libraries) you can build pepy.
 
 1. Build pepy:
-  * `python3 setup.py build`
+  * `pip install build && python3 -m build`
 2. Install pepy:
-  * `python3 setup.py install`
+  * `pip install .`
 
 **Building on Windows:** Python 3.x is typically installed as _python.exe_,
 **NOT** _python3.exe_.
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..398dabb
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,38 @@
+[build-system]
+requires = ["setuptools>=61.0", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "pepy"
+dynamic = ["version", "readme"]
+description = "Python bindings for pe-parse"
+authors = [
+    {name = "Wesley Shields", email = "wxs@atarininja.org"}
+]
+license = "BSD-2-Clause"
+requires-python = ">=3.10"
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Intended Audience :: Developers",
+    "Programming Language :: Python :: 3",
+    "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 :: C++",
+    "Topic :: Software Development :: Libraries :: Python Modules",
+]
+
+[project.urls]
+Homepage = "https://github.com/trailofbits/pe-parse"
+Repository = "https://github.com/trailofbits/pe-parse"
+
+[tool.setuptools]
+# pepy is a C extension module, not a Python package
+# No Python packages to discover - only the compiled extension from setup.py
+packages = []
+
+[tool.setuptools.dynamic]
+version = {file = "VERSION"}
+readme = {file = "pepy/README.md", content-type = "text/markdown"}
diff --git a/setup.py b/setup.py
index 5a0e1e6..baab162 100644
--- a/setup.py
+++ b/setup.py
@@ -32,10 +32,6 @@
 here = os.path.dirname(__file__)
 pepy = os.path.join(here, "pepy")
 
-
-with open(os.path.join(pepy, "README.md")) as f:
-    README = f.read()
-
 with open(os.path.join(here, "VERSION")) as f:
     VERSION = f.read().strip()
 
@@ -95,16 +91,5 @@
     libraries=LIBRARIES,
 )
 
-setup(
-    name="pepy",
-    url="https://github.com/trailofbits/pe-parse",
-    python_requires=">=3.8",
-    version=VERSION,
-    description="Python bindings for pe-parse",
-    long_description=README,
-    long_description_content_type="text/markdown",
-    author="Wesley Shields",
-    author_email="wxs@atarininja.org",
-    license="BSD",
-    ext_modules=[extension_mod],
-)
+# All metadata now comes from pyproject.toml
+setup(ext_modules=[extension_mod])