diff --git a/.github/workflows/welcome.yml b/.github/workflows/welcome.yml
index c092e51..cb61eea 100644
--- a/.github/workflows/welcome.yml
+++ b/.github/workflows/welcome.yml
@@ -21,6 +21,6 @@ jobs:
     steps:
       - uses: actions/first-interaction@v3
         with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-          issue-message: 'Thank you for opening an issue on PDFtoPDFocr! We appreciate your feedback and will review it shortly.'
-          pr-message: 'Thank you for your pull request! The team will inspect and review your contribution.'
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          issue_message: 'Thank you for opening an issue on PDFtoPDFocr! We appreciate your feedback and will review it shortly.'
+          pr_message: 'Thank you for your pull request! The team will inspect and review your contribution.'