diff --git a/.github/workflows/test-deploy.yml b/.github/workflows/test-deploy.yml
index 676f66024..40e609ce0 100644
--- a/.github/workflows/test-deploy.yml
+++ b/.github/workflows/test-deploy.yml
@@ -35,7 +35,8 @@ jobs:
       with:
         deploy_key: ${{ secrets.MHUIG_DEPLOY_KEY }}
         external_repository: volantis-x/volantis-x.github.io
-        publish_branch: gh-page
+        publish_branch: gh-pages
+        force_orphan: true
         publish_dir: ./volantis-x.github.io/public
         user_name: 'github-actions[bot]'
         user_email: 'github-actions[bot]@users.noreply.github.com'
@@ -68,7 +69,8 @@ jobs:
       with:
         deploy_key: ${{ secrets.MHUIG_DEPLOY_KEY }}
         external_repository: volantis-x/volantis-x.github.io
-        publish_branch: gh-page
+        publish_branch: gh-pages
+        force_orphan: true
         publish_dir: ./volantis-x.github.io/public
         user_name: 'github-actions[bot]'
         user_email: 'github-actions[bot]@users.noreply.github.com'