diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 7af63409..317be75d 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -37,7 +37,7 @@ jobs:
       - name: Set up Python 3
         uses: actions/setup-python@v4
         with:
-          python-version: '3.8'
+          python-version: '3.9'
       - name: Set up Java
         uses: actions/setup-java@v3
         with: