diff --git a/book/installation.rst b/book/installation.rst
index 38763458..47fd7d5e 100644
--- a/book/installation.rst
+++ b/book/installation.rst
@@ -128,6 +128,20 @@ And then access the CMF via:
 
     http://localhost:8000
 
+
+Or if you run a default apache installation like described in the cookbook of symfony (http://symfony.com/doc/current/cookbook/configuration/web_server_configuration.html):
+
+.. code-block:: text
+
+    http://localhost/app_dev.php
+    
+.. note::
+
+    Adding the ``app_dev.php`` to the url in your browser is important to actually 
+    see the test page. Because the AcmeDemoBundle is only configured to work with the 
+    Development Environment. (If you have a look at ``AppKernel.php`` you can easily
+    spot why)
+
 .. sidebar:: Using Other Database Backends
 
     If you prefer to use another database backend, for example MySQL, run the