diff --git a/wp-includes/ms-functions.php b/wp-includes/ms-functions.php
index 53d13c5e9f..a6c2d02d2b 100644
--- a/wp-includes/ms-functions.php
+++ b/wp-includes/ms-functions.php
@@ -619,6 +619,7 @@ function wpmu_validate_blog_signup( $blogname, $blog_title, $user = '' ) {
 			 * Filter reserved site names on a sub-directory Multisite install.
 			 *
 			 * @since 3.0.0
+			 * @since 4.4.0 'wp-admin', 'wp-content', and 'wp-includes' were added to the reserved names list.
 			 *
 			 * @param array $subdirectory_reserved_names Array of reserved names.
 			 */
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 8a451624ff..8253f39cd4 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.4-alpha-34234';
+$wp_version = '4.4-alpha-34235';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.