diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 91df41b64118a4..80c96034d617a9 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,6 +14,8 @@ jobs:
       - uses: actions/checkout@v2.4.0
       - name: Merge upstream
         run: |
+          git config --global user.name 'bot'
+          git config --global user.email 'bot@noreply.com'
           for BRANCH in `git branch --list|sed 's/\*//g'`;
           do
             git checkout $BRANCH