diff --git a/broker/client/reader.go b/broker/client/reader.go
index afe5e013..e464a651 100644
--- a/broker/client/reader.go
+++ b/broker/client/reader.go
@@ -302,7 +302,7 @@ func OpenFragmentURL(ctx context.Context, fragment pb.Fragment, offset int64, ur
 }
 
 func OpenUnsignedFragmentURL(ctx context.Context, fragment pb.Fragment, offset int64, url *url.URL) (*FragmentReader, error) {
-	if rdr, err = gcs.open(r.ctx, fragURL, *r.Response.Fragment); err != nil {
+	if rdr, err := gcs.open(ctx, url, fragment); err != nil {
 		return nil, err
 	}