diff --git a/.github/workflows/merge-json.yml b/.github/workflows/merge-json.yml
index 819cd2f18..47d12b47d 100644
--- a/.github/workflows/merge-json.yml
+++ b/.github/workflows/merge-json.yml
@@ -35,6 +35,7 @@ jobs:
       - name: Commit samples.json to gh-pages
         uses: EndBug/add-and-commit@v9
         with:
+          default_author: github_actions
           cwd: ./gh-pages
           branch: gh-pages
           add: 'samples.json --force'