diff --git a/docs/installation.rst b/docs/installation.rst
index 5b35efae1..87e7ddca6 100644
--- a/docs/installation.rst
+++ b/docs/installation.rst
@@ -17,13 +17,13 @@ you have PHP installed.
To use the commandline tool you need to install it using `Composer `__::
-.. code:: bash
+.. code-block:: bash
composer require --dev phpdocumentor/guides-cli
This will install the commandline tool in the vendor/bin directory. You can then use it as follows::
-.. code:: bash
+.. code-block:: bash
vendor/bin/guides ./docs
@@ -37,7 +37,7 @@ Library (advanced)
If you are building your own application you can install the libraries using `Composer `__::
-.. code:: bash
+.. code-block:: bash
composer require phpdocumentor/guides