From 47bdb31cde2f23249dced2f021c0763a58754115 Mon Sep 17 00:00:00 2001
From: Tom Polakovic <tpolakovic@anl.gov>
Date: Mon, 14 Feb 2022 18:17:29 +0000
Subject: [PATCH] Update README.md

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 1700a41..9d9f903 100644
--- a/README.md
+++ b/README.md
@@ -5,6 +5,8 @@ Mini-workshop/tutorial on design of microfabrication layout masks
 ## Required software
 
 -  Layout editing software: [KLayout](https://www.klayout.de) preffered. [LayoutEditor](https://layouteditor.com) if you can afford the paid version
+
+## Optional software
 -  Text editor with syntax highlithing and whatever goodies you need for programming (e.g. [Atom](https://atom.io), Emacs, Vim,...)
 -  Python 3 + Pip + Packages
   -  Windows: Follow [these](https://phoenixnap.com/kb/how-to-install-python-3-windows) instructions up to step 5.
-- 
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