From b1baa4203a80271e13017b3ce4a92487494d0f78 Mon Sep 17 00:00:00 2001
From: Qiang Xue <qiang.xue@gmail.com>
Date: Fri, 21 Mar 2014 15:39:06 -0400
Subject: [PATCH] doc fix.

---
 docs/guide/extensions.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/docs/guide/extensions.md b/docs/guide/extensions.md
index 3a2813596eb..638b918212e 100644
--- a/docs/guide/extensions.md
+++ b/docs/guide/extensions.md
@@ -150,6 +150,9 @@ You then list this bootstrap class in `composer.json` as follows,
 }
 ```
 
+When the extension is installed in an application, Yii will automatically hook up the bootstrap class
+and call its `bootstrap()` while initializing the application for every request.
+
 
 Working with database
 ---------------------