diff --git a/wp-includes/class-wp-ajax-response.php b/wp-includes/class-wp-ajax-response.php
index 725a12eb8..cf64bfbc3 100644
--- a/wp-includes/class-wp-ajax-response.php
+++ b/wp-includes/class-wp-ajax-response.php
@@ -1,15 +1,4 @@
 <?php
-/**
- * Holds Most of the WordPress classes.
- *
- * Some of the other classes are contained in other files. For example, the
- * WordPress cache is in cache.php and the WordPress roles API is in
- * capabilities.php. The third party libraries are contained in their own
- * separate files.
- *
- * @package WordPress
- */
-
 /**
  * Send XML response back to AJAX request.
  *
diff --git a/wp-includes/class-wp-error.php b/wp-includes/class-wp-error.php
index a9b94f5f5..162419583 100644
--- a/wp-includes/class-wp-error.php
+++ b/wp-includes/class-wp-error.php
@@ -1,11 +1,8 @@
 <?php
 /**
- * Holds Most of the WordPress classes.
+ * WordPress Error API.
  *
- * Some of the other classes are contained in other files. For example, the
- * WordPress cache is in cache.php and the WordPress roles API is in
- * capabilities.php. The third party libraries are contained in their own
- * separate files.
+ * Contains the WP_Error class and the is_wp_error() function.
  *
  * @package WordPress
  */
diff --git a/wp-includes/class-wp-walker.php b/wp-includes/class-wp-walker.php
index 8c95a91ea..25e040592 100644
--- a/wp-includes/class-wp-walker.php
+++ b/wp-includes/class-wp-walker.php
@@ -1,15 +1,4 @@
 <?php
-/**
- * Holds Most of the WordPress classes.
- *
- * Some of the other classes are contained in other files. For example, the
- * WordPress cache is in cache.php and the WordPress roles API is in
- * capabilities.php. The third party libraries are contained in their own
- * separate files.
- *
- * @package WordPress
- */
-
 /**
  * A class for displaying various tree-like structures.
  *
diff --git a/wp-includes/class-wp.php b/wp-includes/class-wp.php
index a5bd84b68..88c1c23de 100644
--- a/wp-includes/class-wp.php
+++ b/wp-includes/class-wp.php
@@ -1,15 +1,4 @@
 <?php
-/**
- * Holds Most of the WordPress classes.
- *
- * Some of the other classes are contained in other files. For example, the
- * WordPress cache is in cache.php and the WordPress roles API is in
- * capabilities.php. The third party libraries are contained in their own
- * separate files.
- *
- * @package WordPress
- */
-
 /**
  * WordPress environment setup class.
  *