diff --git a/.github/workflows/ruby.yml b/.github/workflows/ruby.yml
index c59c214a..3addf55c 100644
--- a/.github/workflows/ruby.yml
+++ b/.github/workflows/ruby.yml
@@ -34,6 +34,9 @@ jobs:
       with:
         ruby-version: ${{ matrix.ruby-version }}
         bundler-cache: true # runs 'bundle install' and caches installed gems automatically
+    - run: |
+        ruby -r pp -e "f = File.join('spec/fixtures', 'symlinks', 'Supportlink', File::SEPARATOR)
+        pp File.lstat(f)"
     - name: Run tests
       run: bundle exec rake
     - name: Run checks