small typo in docs

docs/howto/auth/dummy.rst

@@ -11,23 +11,28 @@ avoid it.
 Enabling the authenticator
 ==========================
 
-1. Always use DummyAuthenticator with a password. You can communicate this 
+1. Always use DummyAuthenticator with a password. You can communicate this
    password to all your users via an out of band mechanism (like writing on
    a whiteboard). Once you have selected a password, configure TLJH to use
    the password by executing the following from an admin console.
 
-.. code-block:: bash
-   
-   sudo tljh-config set auth.DummyAuthenticator.password <password>
+   .. code-block:: bash
+
+      sudo tljh-config set auth.DummyAuthenticator.password <password>
 
    Remember to replace ``<password>`` with the password you choose.
 
 2. Enable the authenticator and reload config to apply configuration:
 
-   sudo tljh-config set auth.type dummyauthenticator.DummyAuthenticator
-   sudo tljh-config reload
+   .. code-block:: bash
 
-Users who are currently logged in will continue to be logged in. When they 
+      sudo tljh-config set auth.type dummyauthenticator.DummyAuthenticator
+
+   .. code-block:: bash
+
+      sudo tljh-config reload
+
+Users who are currently logged in will continue to be logged in. When they
 log out and try to log back in, they will be asked to provide a username and
 password.
 
@@ -40,4 +45,7 @@ commands:
 .. code-block:: bash
 
    tljh-config set auth.DummyAuthenticator.password <new-password>
-   tljh-config reload
+
+.. code-block:: bash
+
+   tljh-config reload