diff --git a/.forgejo/workflows/demo.yaml b/.forgejo/workflows/demo.yaml
index 30c4d59..3fd5fe8 100644
--- a/.forgejo/workflows/demo.yaml
+++ b/.forgejo/workflows/demo.yaml
@@ -23,7 +23,7 @@ jobs:
           cd Actions_tests
           mkdocs build
       - name: 'Upload Artifact'
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v3
         with:
           name: Mkdocs_files
           path: /workspace/YannK/Actions_tests/Actions_tests/site
\ No newline at end of file