doc: Add missing ':'
@@ -95,7 +95,7 @@ When you run ``ovs-sandbox``, it does the following:
8. Starts a nested interactive shell inside "sandbox".
At this point, you can run all the usual Open vSwitch utilities from the nested
-shell environment. You can, for example, use ``ovs-vsctl`` to create a bridge:
+shell environment. You can, for example, use ``ovs-vsctl`` to create a bridge::
$ ovs-vsctl add-br br0
