diff --git a/src/wp-admin/includes/file.php b/src/wp-admin/includes/file.php
index 6fa47806db..45d7715765 100644
--- a/src/wp-admin/includes/file.php
+++ b/src/wp-admin/includes/file.php
@@ -1,11 +1,14 @@
 <?php
 /**
+ * Filesystem API: Top-level functionality
+ *
  * Functions for reading, writing, modifying, and deleting files on the file system.
  * Includes functionality for theme-specific files as well as operations for uploading,
  * archiving, and rendering output when necessary.
  *
  * @package WordPress
- * @subpackage Administration
+ * @subpackage Filesystem
+ * @since 2.3.0
  */
 
 /** The descriptions for theme files. */