From 4f4d74560d8bd8cdbdebcaf67781b076dc94eb21 Mon Sep 17 00:00:00 2001
From: Matt Venn <matt@mattvenn.net>
Date: Thu, 23 Feb 2023 18:03:21 +0100
Subject: [PATCH] ref harden option

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 45998c9..c85ea7a 100644
--- a/README.md
+++ b/README.md
@@ -18,3 +18,4 @@ Tools used mostly by the Tiny Tapeout github actions
 
 * creates a little TCL shim that tells OpenLane where the source is and the name of the top module
 * makes sure the top module is not called 'top'
+* if you have OpenLane installed locally, then you can harden the design with --harden