diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index daa3e465..b90fc319 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -108,7 +108,7 @@ jobs:
           fetch-depth: 0
       - uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.11"
       - name: Install dependencies
         run: |
           pip install -U -q -e .[docs]