From a76494f95036cbdc96507f1f6c566072b99e8bc2 Mon Sep 17 00:00:00 2001
From: Igor <31731246+fzsys@users.noreply.github.com>
Date: Fri, 21 Jan 2022 09:32:56 +0200
Subject: [PATCH] Update unit_testing.rst

---
 create_framework/unit_testing.rst | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/create_framework/unit_testing.rst b/create_framework/unit_testing.rst
index b71eea34f50..c3801481a3f 100644
--- a/create_framework/unit_testing.rst
+++ b/create_framework/unit_testing.rst
@@ -8,8 +8,13 @@ on it will exhibit the same bugs. The good news is that whenever you fix a
 bug, you are fixing a bunch of applications too.
 
 Today's mission is to write unit tests for the framework we have created by
-using `PHPUnit`_. Create a PHPUnit configuration file in
-``example.com/phpunit.xml.dist``:
+using `PHPUnit`_. At first, install PHPUnit as a development dependency:
+
+.. code-block:: terminal
+
+    $ composer require --dev phpunit/phpunit
+
+Then, create a PHPUnit configuration file in ``example.com/phpunit.xml.dist``:
 
 .. code-block:: xml