diff --git a/doc/install.md b/doc/install.md
index 3a2a0ea2..76d37d16 100644
--- a/doc/install.md
+++ b/doc/install.md
@@ -4,30 +4,30 @@
 
 ## Composer and Packagist
 
-You must use Composer to install Html2Pdf.
+You have to use Composer to install Html2Pdf.
 
-If you do not know what is Composer, you are a few years late...
+If you do not know what is Composer:
 
-It is used by all the modern PHP applications (Magento2, Drupal, EasyPlatform, Symfony, ...).
-
-You can read all the pages on https://getcomposer.org/doc/
-
-You can find all the available packages on https://packagist.org/
-
-For example, you can find Html2Pdf: https://packagist.org/packages/spipu/html2pdf
-
-You have to commit the `composer.json` and `composer.lock` files, but **never** commit the `vendor` folder.
-
-If you do not understand why, it is because you have not read the Composer documentation...
+* You can find the documentation on https://getcomposer.org/doc/
+* You can find all the available packages on https://packagist.org/
+* For example, you can find Html2Pdf: https://packagist.org/packages/spipu/html2pdf
 
 ## Install
 
-You have just to launch the following command on the root folder of your project:
+You just have to launch the following command on the root folder of your project:
 
 ```bash
 composer require spipu/html2pdf
 ```
 
+If you do not want to use composer, you will need to:
+
+* manually clone the html2pdf repository
+* manually clone all the repositories of the used dependencies
+* manage manually the PS4 autoload
+
+But it is not the recommaned way to instal Html2Pdf. No help will be provided in this case.
+
 ### First Test
 
 Here is a HelloWorld example, that you can put on the root folder of your project.
@@ -46,19 +46,4 @@ Html2Pdf use the PSR-4 autoloader of Composer. You have just to require it. Neve
 
 Then, you have just to use the main class `Spipu\Html2Pdf\Html2Pdf`, with the 2 main methods `writeHTML` and `output`.
 
-### And on production ?
-
-You have **not** to install composer on your production server. 
-
-You have to install composer **only** on your dev environement. Composer is a dev tool.
- 
-To deliver you app on a server, you have to (on you dev environement) :
-
-  * Git clone the tag/branch that you want to deliver
-  * Launch the command `composer install --no-dev`
-  * Remove the useless files (like the `.git` folder)
-  * Zip all
-
-That's all, you have a beautifull package that can be deliver on a server !
-
 [back](./README.md)