diff --git a/.github/workflows/test-docs.yml b/.github/workflows/test-docs.yml
index 46e05d0..a1213a9 100644
--- a/.github/workflows/test-docs.yml
+++ b/.github/workflows/test-docs.yml
@@ -14,7 +14,7 @@ jobs:
       - name: Setup python
         uses: actions/setup-python@v4
         with:
-          python-version: 3.12
+          python-version: 3.9
 
       - run: make install-docs