diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 8c8e231..af171bb 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -15,7 +15,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
-        python-version: "3.9" 
+        python-version: "3.13" 
 
     - name: Install Tox
       run: pip install tox