diff --git a/docs/index.rst b/docs/index.rst
index 7e507d85..52176727 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -89,7 +89,7 @@ Read more in :ref:`Producer client <producer-usage>` section.
 Installation
 ------------
 
-.. code::
+.. code:: bash
 
     pip install aiokafka
 
@@ -101,6 +101,8 @@ Optional LZ4 install
 
 To enable LZ4 compression/decompression, install **aiokafka** with :code:`lz4` extra option:
 
+.. code:: bash
+
     pip install 'aiokafka[lz4]'
 
 Note, that on **Windows** you will need Visual Studio build tools, available for download