diff --git a/.github/workflows/autorelease.yml b/.github/workflows/autorelease.yml
index 7e8f86b..716577c 100644
--- a/.github/workflows/autorelease.yml
+++ b/.github/workflows/autorelease.yml
@@ -19,6 +19,7 @@ jobs:
       - name: Set up PDM
         uses: pdm-project/setup-pdm@v3
         with:
+          python-version: 3.8
           version: 2.20.1
 
       - name: Install dependencies