diff --git a/releasenotes/notes/configure-ovsdb-manager-a29a148b241a125e.yaml b/releasenotes/notes/configure-ovsdb-manager-a29a148b241a125e.yaml
index 5e9bb23f..507e61b5 100644
--- a/releasenotes/notes/configure-ovsdb-manager-a29a148b241a125e.yaml
+++ b/releasenotes/notes/configure-ovsdb-manager-a29a148b241a125e.yaml
@@ -4,4 +4,9 @@ other:
     ovsdbapp must get granted access to ovsdb by adding a new Manager via ovs-vsctl
     command. The command must be executed with root privileges. An example of how to
     create a new manager for localhost on port 6640 is as follows:
-        `sudo ovs-vsctl --id=@manager -- create Manager target=\"ptcp:6640:127.0.0.1\" -- add Open_vSwitch . manager_options @manager'
+
+    .. code-block:: console
+
+       sudo ovs-vsctl --id=@manager \
+           -- create Manager target=\"ptcp:6640:127.0.0.1\" \\
+           -- add Open_vSwitch . manager_options @manager
diff --git a/setup.cfg b/setup.cfg
index e7c71efe..377f8dfc 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -27,6 +27,7 @@ packages =
 source-dir = doc/source
 build-dir = doc/build
 all_files = 1
+warning-is-error = 1
 
 [upload_sphinx]
 upload-dir = doc/build/html