diff --git a/.github/workflows/build-wheels.yml b/.github/workflows/build-wheels.yml
index 38be8ca..29a8ef4 100644
--- a/.github/workflows/build-wheels.yml
+++ b/.github/workflows/build-wheels.yml
@@ -11,11 +11,11 @@ jobs:
     - name: Build manylinux2014 x86-64 wheels
       uses: earwig/python-wheels-manylinux-build@latest-manylinux2014_x86_64
       with:
-        python-versions: 'cp38-cp38 cp39-cp39 cp310-cp310 cp311-cp311 cp312-cp312'
+        python-versions: 'cp38-cp38 cp39-cp39 cp310-cp310 cp311-cp311 cp312-cp312 cp313-cp313'
     - name: Build manylinux 2014 aarch64 wheels
       uses: earwig/python-wheels-manylinux-build@latest-manylinux2014_aarch64
       with:
-        python-versions: 'cp38-cp38 cp39-cp39 cp310-cp310 cp311-cp311 cp312-cp312'
+        python-versions: 'cp38-cp38 cp39-cp39 cp310-cp310 cp311-cp311 cp312-cp312 cp313-cp313'
     - uses: actions/upload-artifact@v3
       with:
         name: wheels
@@ -38,6 +38,7 @@ jobs:
           - '3.10'
           - '3.11'
           - '3.12'
+          - '3.13'
     steps:
     - uses: actions/checkout@v4
     - uses: actions/setup-python@v5
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 99215f8..2303873 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -12,6 +12,7 @@ jobs:
           - '3.10'
           - '3.11'
           - '3.12'
+          - '3.13'
         with-extension: ['0', '1']
     steps:
     - uses: actions/checkout@v4
diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 476cf37..61aeddf 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -2,7 +2,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.12"
+    python: "3.13"
 
 sphinx:
   configuration: docs/conf.py
diff --git a/appveyor.yml b/appveyor.yml
index 22348e0..9747262 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -61,6 +61,14 @@ environment:
       PYTHON_VERSION: "3.12"
       PYTHON_ARCH:    "64"
 
+    - PYTHON:         "C:\\Python313"
+      PYTHON_VERSION: "3.13"
+      PYTHON_ARCH:    "32"
+
+    - PYTHON:         "C:\\Python313-x64"
+      PYTHON_VERSION: "3.13"
+      PYTHON_ARCH:    "64"
+
 install:
   - "%PIP% install --disable-pip-version-check --user --upgrade pip"
   - "%PIP% install setuptools wheel twine pytest"