From e5a1af63e9e7ee5bb2fbd51bd79850401f4aee6d Mon Sep 17 00:00:00 2001
From: Florian Loitsch <florian@toit.io>
Date: Fri, 21 Apr 2023 01:00:04 -0700
Subject: [PATCH] Update test instructions. (#19)

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

diff --git a/tests/README.md b/tests/README.md
index 16ac229..59f167d 100644
--- a/tests/README.md
+++ b/tests/README.md
@@ -13,7 +13,7 @@ The safe choice is to consider them BSD as well.
 Install with
 
 ``` shell
-pip install -U 'pymodbus>=3.0.0.dev4' serial
+pip install -U 'pymodbus==3.0.0.dev4' serial
 ```
 
 Note: we can't currently open the serial port in Toit-desktop. The following instructions are thus not yet relevant.