From 303cdb8ce3648216fb2840cae6d9f01d530e3935 Mon Sep 17 00:00:00 2001
From: you-n-g <you-n-g@users.noreply.github.com>
Date: Wed, 19 Jan 2022 13:10:46 +0800
Subject: [PATCH] update required package for test

---
 examples/orderbook_data/README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/orderbook_data/README.md b/examples/orderbook_data/README.md
index c0aadd5c6..059ee2705 100644
--- a/examples/orderbook_data/README.md
+++ b/examples/orderbook_data/README.md
@@ -16,7 +16,7 @@ Current version of script with default value tries to connect localhost **via de
 
 Run following command to install necessary libraries
 ```
-pip install pytest
+pip install pytest coverage
 pip install arctic  # NOTE: pip may fail to resolve the right package dependency !!! Please make sure the dependency are satisfied.
 ```