update to new test runner

1 files changed, 2 insertions, 0 deletions

diff --git a/README.md b/README.md
index 4ebc63d..bb77bc7 100644
--- a/README.md
+++ b/README.md
@@ -47,5 +47,7 @@ Alternative implementation strategies include:
   terminating)
 * sentinel-value return (uglier)
 
+The linear update procedures are the same as the functional procedures.
+
 [3]: https://srfi.schemers.org/srfi-158/srfi-158.html
 [4]: https://www.more-magic.net/posts/internals-gc.html