Surgically taked from
https://github.com/mperham/connection_pool/commit/5d3f6c1db81b009c06d1f1d85e12c21c1fe74fa2

--- a/test/test_connection_pool.rb
+++ b/test/test_connection_pool.rb
@@ -805,7 +811,8 @@ def test_ractors_pool_usage
         pool.with { |y| checkedout = y }
         checkedout
       end
-      result = r.take
+
+      result = (RUBY_VERSION < "4") ? r.take : r.value
       assert_equal obj, result # same string but different String instance
       refute_equal obj.object_id, result.object_id # was copied across Ractor boundary
     end