diff --git a/docs/usage/configuration-options.md b/docs/usage/configuration-options.md
index 45df4cb54805afd14975f7cf4918c59fd55ff46e..70bbd84276c896c689cdd48a1e1224c75a74f6d3 100644
--- a/docs/usage/configuration-options.md
+++ b/docs/usage/configuration-options.md
@@ -79,9 +79,12 @@ With the above config:
 
 ## additionalBranchPrefix
 
-This value defaults to an empty string, and is typically not necessary.
-Some managers previously populated this field, but they no longer do so by default.
-You normally don't need to configure this, but one example where it can be useful is combining with `parentDir` in monorepos to split PRs based on where the package definition is located, e.g.
+By default, the value for this config option is an empty string.
+Normally you don't need to set this config option.
+
+Here's an example where `additionalBranchPrefix` can help you.
+Say you're using a monorepo and want to split pull requests based on the location of the package definition, so that individual teams can manage their own Renovate pull requests.
+This can be done with this configuration:
 
 ```json
 {