diff --git a/docs/book/src/plugins/external-plugins.md b/docs/book/src/plugins/external-plugins.md
index 6ad146408dc..259a5aad764 100644
--- a/docs/book/src/plugins/external-plugins.md
+++ b/docs/book/src/plugins/external-plugins.md
@@ -22,7 +22,7 @@ The inter-process communication between your external plugin and Kubebuilder is
 
 You can write your external plugin in any language as long as it implements the `PluginRequest` and `PluginResponse` interfaces. 
 
-`PluginRequest` holds all the information Kubebuilder receives from the CLI and the plugins that were executed before it.
+`PluginRequest` holds all the information Kubebuilder receives from the CLI and the plugins that were executed before it in the plugin chain.
 The marshaled `PluginRequest` (which should be a `JSON` object) would be sent over `stdin` to the external plugin by Kubebuilder.
 
 ```go