diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f6cc403..8a9f4ed 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
           fetch-depth: 1
       - uses: actions/setup-python@v1
         with:
-          python-version: "3.12.9"
+          python-version: "3.13.3"
       - name: install dependencies and test
         run: |
           cd $GITHUB_WORKSPACE
diff --git a/ci/run.py b/ci/run.py
index 7fd36bd..189ea6f 100755
--- a/ci/run.py
+++ b/ci/run.py
@@ -54,8 +54,8 @@ def make_build_env():
 
     _env_add('PATH', join(PREFIX, 'bin'))
     if on_github_actions():
-        _env_add('PYTHONPATH', join(os.environ.get('RUNNER_TOOL_CACHE'), 'Python/3.12.9/x64/lib/python3.12/site-packages'))
-    _env_add('PYTHONPATH', join(PREFIX, 'lib/python3.12/site-packages'))
+        _env_add('PYTHONPATH', join(os.environ.get('RUNNER_TOOL_CACHE'), 'Python/3.13.3/x64/lib/python3.13/site-packages'))
+    _env_add('PYTHONPATH', join(PREFIX, 'lib/python3.13/site-packages'))
     _env_add('PKG_CONFIG_PATH', join(PREFIX, 'lib', 'pkgconfig'))
     _env_add('PKG_CONFIG_PATH', join(PREFIX, 'lib64', 'pkgconfig'))
     _env_add('PKG_CONFIG_PATH', libsearpc_dir)