diff --git a/.github/workflows/style.yml b/.github/workflows/style.yml
index 895a69f..61ef941 100644
--- a/.github/workflows/style.yml
+++ b/.github/workflows/style.yml
@@ -14,7 +14,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: '3.11.5'
+        python-version: '3.13.3'
     - run: python --version
     - name: Install Python programs
       run: pip install ruff
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index bed847f..c7db950 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,7 +14,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: '3.11.4'
+        python-version: '3.13.3'
     - name: Run tests
       run: |
         git config --global user.email "example@example.com"