diff --git a/admin_manual/installation/example_centos.rst b/admin_manual/installation/example_centos.rst
index c1ca8b36a..f89ff6dfa 100644
--- a/admin_manual/installation/example_centos.rst
+++ b/admin_manual/installation/example_centos.rst
@@ -94,6 +94,8 @@ Manually building redis/imagick (optional)
 
 After installing the extensions make sure to load the extensions in your php.ini file with:
 
+::
+
     extension=redis.so
     extension=imagick.so