diff --git a/components/phpunit_bridge.rst b/components/phpunit_bridge.rst
index e9b98f7501d..0e594c13853 100644
--- a/components/phpunit_bridge.rst
+++ b/components/phpunit_bridge.rst
@@ -789,24 +789,42 @@ namespaces in the ``phpunit.xml`` file, as done for example in the
Under the hood, a PHPUnit listener injects the mocked functions in the tested
classes' namespace. In order to work as expected, the listener has to run before
-the tested class ever runs. By default, the mocked functions are created when the
-annotation are found and the corresponding tests are run. Depending on how your
-tests are constructed, this might be too late. In this case, you will need to declare
-the namespaces of the tested classes in your ``phpunit.xml.dist``.
+the tested class ever runs.
+
+By default, the mocked functions are created when the annotation are found and
+the corresponding tests are run. Depending on how your tests are constructed,
+this might be too late.
+
+You can either:
+* Declare the namespaces of the tested classes in your ``phpunit.xml.dist``.
+* Register the namespaces at the end of the ``config/bootstrap.php`` file.
.. code-block:: xml
-
-
-
-
-
- Acme\MyClassTest
-
-
-
-
+
+
+
+
+
+
+ Acme\MyClassTest
+
+
+
+
+
+
+.. code-block:: php
+
+
+ use Symfony\Bridge\PhpUnit\ClockMock;
+
+ if ('test' === $_SERVER['APP_ENV']) {
+ ClockMock::register('Acme\\MyClassTest\\');
+ }
Modified PHPUnit script
-----------------------