diff --git a/.github/workflows/build_and_deploy.yml b/.github/workflows/build_and_deploy.yml
index f6b0344aca..6fab069bb1 100644
--- a/.github/workflows/build_and_deploy.yml
+++ b/.github/workflows/build_and_deploy.yml
@@ -76,6 +76,8 @@ jobs:
       - name: Restore protocol timestamps
         ## 参考: https://qiita.com/tomlla/items/219cea9dd071c8a9e147
         run: |
+          git config --global --add safe.directory /__w/SeichiAssist/SeichiAssist
+          
           for proto in protocol/*.proto; do
             timestamp=`git log -1 --pretty=format:'%cd' --date=format:'%Y%m%d%H%M.%S' $proto`
             touch -t "$timestamp" $proto