diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f4f6136..53683e6 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -6,10 +6,10 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
-    - uses: actions/setup-python@v3
+    - uses: actions/checkout@v4
+    - uses: actions/setup-python@v4
       with:
-        python-version: "3.11"
+        python-version: "3.12"
     - uses: pre-commit/action@v3.0.0
 
   tests:
@@ -29,7 +29,10 @@ jobs:
         - python-version: 3.9
           env:
             TOXENV: py
-        - python-version: pypy-3.8
+        - python-version: pypy-3.9
+          env:
+            TOXENV: py
+        - python-version: pypy-3.10
           env:
             TOXENV: py
         - python-version: 3.9
@@ -41,15 +44,18 @@ jobs:
         - python-version: '3.11'
           env:
             TOXENV: py
+        - python-version: '3.12'
+          env:
+            TOXENV: py
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Install system libraries
         if: contains(matrix.python-version, 'pypy')
         run: |
           sudo apt-get update
           sudo apt-get install libxml2-dev libxslt-dev
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 57fee0e..2ede084 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,5 +1,5 @@
 default_language_version:
-    python: python3.10
+    python: python3.12
 repos:
   - hooks:
       - id: black
diff --git a/setup.py b/setup.py
index d1fdf92..4292dff 100644
--- a/setup.py
+++ b/setup.py
@@ -31,6 +31,7 @@
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
+        "Programming Language :: Python :: 3.12",
         "Programming Language :: Python :: Implementation :: CPython",
         "Programming Language :: Python :: Implementation :: PyPy",
     ],