diff --git a/.gitea/workflows/demo.yaml b/.gitea/workflows/demo.yaml
index 27b694a..15f36e9 100644
--- a/.gitea/workflows/demo.yaml
+++ b/.gitea/workflows/demo.yaml
@@ -9,4 +9,6 @@ jobs:
       - run: cd /root/yhehe && git pull origin main
       - run: cd /root/yhehe && hexo cl
       - run: cd /root/yhehe && hexo g
+      - run: git config --global user.email "penndu@outlook.com"
+      - run: git config --global user.name "Teacher Du"
       - run: cd /root/yhehe && hexo d
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