diff --git a/.github/workflows/convert-model.yml b/.github/workflows/convert-model.yml
index 2213a26..f3ca015 100644
--- a/.github/workflows/convert-model.yml
+++ b/.github/workflows/convert-model.yml
@@ -44,7 +44,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5.1.1 # v5.1.1
         with:
-          python-version: '3.12.3'
+          python-version: '3.11'
           architecture: 'x64'
 
       - name: Cache Python packages