diff --git a/doc/book/intro.md b/doc/book/intro.md
index 0820456..66e1b4f 100644
--- a/doc/book/intro.md
+++ b/doc/book/intro.md
@@ -11,7 +11,7 @@ zend-escaper was written with ease of use in mind, so it can be used completely
 the rest of the framework, and as such can be installed with Composer:
 
 ```bash
-$ composer install zendframework/zend-escaper
+$ composer require zendframework/zend-escaper
 ```
 
 Several Zend Framework components provide integrations for consuming