From e9bf18d82a6bbbe93548ebb9b8cd4c1fd28e5240 Mon Sep 17 00:00:00 2001
From: Stylix58 <63605602+Stylix58@users.noreply.github.com>
Date: Tue, 2 Mar 2021 09:16:49 +0100
Subject: [PATCH] Update README.md

---
 README.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 0c1ec2c..aa9c47f 100644
--- a/README.md
+++ b/README.md
@@ -42,13 +42,14 @@ Note that all third-party extensions are removed upon upgrading.
 
 ## Adding extensions after installation
 
+You need before to install [Composer](https://getcomposer.org/download/).
 Replace `flarum` with your app ID in case of multiple installation.
 Replace `vendor/extension` with the appropriate names. Read the extension documentation if it requires additional steps.
 
 ```bash
 app=flarum
 cd /var/www/$app
-sudo -u $app php7.3 composer.phar require vendor/extension
+sudo php composer.phar require -n vendor/extension
 ```
 
 ## Troubleshooting