diff --git a/.github/workflows/upload_docs.yml b/.github/workflows/upload_docs.yml
index d20c3677..5b306c01 100644
--- a/.github/workflows/upload_docs.yml
+++ b/.github/workflows/upload_docs.yml
@@ -24,10 +24,12 @@ jobs:
 
       - env:
           REF: ${{ github.event.workflow_run.head_branch }}
+          PR_REPO: ${{ github.event.workflow_run.head_repository.full_name }}
+          PR_USER: ${{ github.event.workflow_run.head_repository.owner.login }}
         run: |
-            git config user.name GitHub
-            git config user.email noreply@github.com
+            git config user.name $PR_USER
+            git config user.email $PR_USER@users.noreply.github.com
             git add .
             git diff-index --quiet HEAD || git commit -m ":memo: update api docs"
-            git remote add target "https://github.com/${{ github.event.workflow_run.head_repository.full_name }}.git"
+            git remote add target https://github.com/$PR_REPO.git
             git push target HEAD:$REF