diff --git a/src/Extend/Post.php b/src/Extend/Post.php
index 22511111d2..f8ddecd847 100644
--- a/src/Extend/Post.php
+++ b/src/Extend/Post.php
@@ -16,6 +16,9 @@
 class Post implements ExtenderInterface
 {
     /**
+     * Register a new post type. This is generally done for custom 'event posts',
+     * such as those that appear when a discussion is renamed.
+     *
      * @param string $postType: The ::class attribute of the custom Post type that is being added.
      */
     public function type($postType)