diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0032f9c4..a499cadc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
     steps:
     - name: Check out code
       uses: actions/checkout@v3
-    
+
     - name: Select python
       uses: actions/setup-python@v4
       with:
@@ -43,6 +43,10 @@ jobs:
       fail-fast: false
       matrix:
         include:
+        - os: macOS-12
+          version: cp312-macosx_x86_64
+        - os: macOS-12
+          version: cp312-macosx_arm64
         - os: macOS-12
           version: cp311-macosx_x86_64
         - os: macOS-12
@@ -62,6 +66,10 @@ jobs:
         - os: macOS-12
           version: cp37-macosx_x86_64
 
+        - os: windows-2022
+          version: cp312-win_amd64
+        - os: windows-2022
+          version: cp312-win32
         - os: windows-2022
           version: cp311-win_amd64
         - os: windows-2022
@@ -113,7 +121,7 @@ jobs:
         rm gssapi-*.tar.gz
 
     - name: Build wheel
-      uses: pypa/cibuildwheel@v2.11.1
+      uses: pypa/cibuildwheel@v2.15.0
       env:
         CIBW_ARCHS: all
         CIBW_TEST_SKIP: '*_arm64'
@@ -179,6 +187,7 @@ jobs:
       fail-fast: false
       matrix:
         name:
+        - win-py-3.12
         - win-py-3.11
         - win-py-3.10
         - win-py-3.9
@@ -188,6 +197,8 @@ jobs:
         - x64
         - x86
         include:
+        - name: win-py-3.12
+          pyenv: '3.12.0-rc.1'
         - name: win-py-3.11
           pyenv: '3.11'
         - name: win-py-3.10
diff --git a/setup.py b/setup.py
index 881b9f9f..ea8b9145 100755
--- a/setup.py
+++ b/setup.py
@@ -297,6 +297,7 @@ def gssapi_modules(lst):
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',
+        'Programming Language :: Python :: 3.12',
         'Intended Audience :: Developers',
         'License :: OSI Approved :: ISC License (ISCL)',
         'Programming Language :: Python :: Implementation :: CPython',