diff --git a/.github/workflows/pytestmac.yml b/.github/workflows/pytestmac.yml
index 07c76f0f..4716caa9 100644
--- a/.github/workflows/pytestmac.yml
+++ b/.github/workflows/pytestmac.yml
@@ -17,7 +17,7 @@ jobs:
     - name: Set up Python 3.13
       uses: actions/setup-python@v5
       with:
-        python-version: 3.10
+        python-version: 3.13
 
     - name: Install Poetry
       run: |