diff --git a/controller/argument_value_resolver.rst b/controller/argument_value_resolver.rst
index 5ef2899e403..628fd44de76 100644
--- a/controller/argument_value_resolver.rst
+++ b/controller/argument_value_resolver.rst
@@ -71,7 +71,7 @@ type-hinted method arguments:
 
     .. code-block:: yaml
 
-        # app/config/config.yml
+        # config/packages/sensio_framework_extra.yaml
         sensio_framework_extra:
             request:
                 converters: true
@@ -79,6 +79,7 @@ type-hinted method arguments:
 
     .. code-block:: xml
 
+        <!-- config/packages/sensio_framework_extra.xml -->
         <sensio-framework-extra:config>
             <request converters="true" auto-convert="true" />
         </sensio-framework-extra:config>
diff --git a/reference/configuration/security.rst b/reference/configuration/security.rst
index 579aa1647f4..873ebb3b754 100644
--- a/reference/configuration/security.rst
+++ b/reference/configuration/security.rst
@@ -362,7 +362,7 @@ Using the Argon2i Password Encoder
 
     .. code-block:: yaml
 
-        # app/config/security.yml
+        # config/packages/security.yaml
         security:
             # ...
 
@@ -372,7 +372,7 @@ Using the Argon2i Password Encoder
 
     .. code-block:: xml
 
-        <!-- app/config/security.xml -->
+        <!-- config/packages/security.xml -->
         <config>
             <!-- ... -->
             <encoder
@@ -383,7 +383,7 @@ Using the Argon2i Password Encoder
 
     .. code-block:: php
 
-        // app/config/security.php
+        // config/packages/security.php
         use Symfony\Component\Security\Core\User\User;
 
         $container->loadFromExtension('security', array(