diff --git a/book/templating.rst b/book/templating.rst
index c91b5f62652..bad6193595c 100644
--- a/book/templating.rst
+++ b/book/templating.rst
@@ -1197,7 +1197,7 @@ is a :class:`Symfony\\Bundle\\FrameworkBundle\\Templating\\GlobalVariables`
 instance which will give you access to some application specific variables
 automatically:
 
-``app.security``
+``app.security`` (deprecated as of 2.6)
     The security context.
 ``app.user``
     The current user object.
diff --git a/cookbook/form/dynamic_form_modification.rst b/cookbook/form/dynamic_form_modification.rst
index c8ba4016632..374ecd7f57e 100644
--- a/cookbook/form/dynamic_form_modification.rst
+++ b/cookbook/form/dynamic_form_modification.rst
@@ -400,7 +400,7 @@ it with :ref:`dic-tags-form-type`.
         <!-- app/config/config.xml -->
         <services>
             <service id="app.form.friend_message" class="AppBundle\Form\Type\FriendMessageFormType">
-                <argument type="service" id="security.context" />
+                <argument type="service" id="security.token_storage" />
                 <tag name="form.type" alias="friend_message" />
             </service>
         </services>
diff --git a/cookbook/logging/channels_handlers.rst b/cookbook/logging/channels_handlers.rst
index 1b82e6c9af0..a30b0835a20 100644
--- a/cookbook/logging/channels_handlers.rst
+++ b/cookbook/logging/channels_handlers.rst
@@ -15,7 +15,7 @@ the channel).
 .. note::
 
     Each channel corresponds to a logger service (``monolog.logger.XXX``)
-    in the container (use the ``container:debug`` command to see a full list)
+    in the container (use the ``debug:container`` command to see a full list)
     and those are injected into different services.
 
 .. _logging-channel-handler: