# must fail: timed_OS_200_before_base
# a refinement 200 keeps the whole object it carries (session::FetchSession::take)
diff --git a/wai/wai-rs/src/http_binding/session.rs b/wai/wai-rs/src/http_binding/session.rs
index ec31518e..6300eea5 100644
--- a/wai/wai-rs/src/http_binding/session.rs
+++ b/wai/wai-rs/src/http_binding/session.rs
@@ -533,7 +533,7 @@ impl FetchSession {
                     return Ok(());
                 };
                 match check_response(Some(r), meta, body.len() as u64, len) {
-                    Ok(got) if class == Class::Refinement => {
+                    Ok(got) if false && class == Class::Refinement => {
                         // A refinement's response adds the bytes it was asked for and no
                         // others: a `200` carrying the whole object is cut to the range.
                         let (first, end) = (got.first.max(r.first), got.end().min(r.end()));