diff --git a/clients/symfony-client.rst b/clients/symfony-client.rst
index 569af99..91a8d98 100644
--- a/clients/symfony-client.rst
+++ b/clients/symfony-client.rst
@@ -23,6 +23,7 @@ to install one as well. `Nyholm PSR-7`_ is supported natively:
 
 Usage
 -----
+.. code-block:: php
 
     use Symfony\Component\HttpClient\HttplugClient;