From 9993019b69b314deb28f2c8e60bcc6f6a369db68 Mon Sep 17 00:00:00 2001
From: ChuyueSun <chuyue99@gmail.com>
Date: Sun, 19 May 2024 18:59:03 -0700
Subject: [PATCH] update readme

---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index d44c1c2..f66d9f2 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,10 @@
 Python interface to the Pantograph library
 
 ## Getting started
+Update submodule
+``` bash
+git submodule update --init
+```
 
 Execute
 ```bash