diff --git a/.github/workflows/pre-commit.yaml b/.github/workflows/pre-commit.yaml
index 3bcf53d..e2bd49c 100644
--- a/.github/workflows/pre-commit.yaml
+++ b/.github/workflows/pre-commit.yaml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: "3.x"
       - uses: pre-commit/action@v3.0.0
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index d73657f..39c52c0 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -9,17 +9,18 @@ jobs:
     strategy:
       matrix:
         os: [macos-latest, windows-latest, ubuntu-latest]
-        python-version: ["3.11", "3.12"]
-        build-version: ["3.11", "3.12"]
+        python-version: ["3.11", "3.12", "3.13"]
+        build-version: ["3.11", "3.12", "3.13"]
 
     steps:
       - name: Checkout repo
         uses: actions/checkout@v4
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
+          allow-prereleases: true
 
       - name: Install tree (macOS)
         if: matrix.os == 'macos-latest'
diff --git a/pyproject.toml b/pyproject.toml
index da0d123..0071933 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,6 +32,7 @@ classifiers = [
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
+  "Programming Language :: Python :: 3.13",
   "Topic :: Utilities",
 ]
 dynamic = [
@@ -60,3 +61,6 @@ path = "bootstrapper/__init__.py"
 [tool.isort]
 profile = "black"
 known_first_party = "bootstrapper"
+
+[tool.pyproject-fmt]
+max_supported_python = "3.13"