diff --git a/wp-includes/user.php b/wp-includes/user.php
index 69cc86c0d6..2af846c7b4 100644
--- a/wp-includes/user.php
+++ b/wp-includes/user.php
@@ -2310,10 +2310,11 @@ function register_new_user( $user_login, $user_email ) {
  * Notifications are sent both to the site admin and to the newly created user.
  *
  * @since 4.4.0
+ * @since 4.6.0 The `$notify` parameter accepts 'user' for sending notification only to the user created.
  *
  * @param int    $user_id ID of the newly created user.
  * @param string $notify  Optional. Type of notification that should happen. Accepts 'admin' or an empty string
- *                        (admin only), or 'both' (admin and user). Default 'both'.
+ *                        (admin only), 'user', or 'both' (admin and user). Default 'both'.
  */
 function wp_send_new_user_notifications( $user_id, $notify = 'both' ) {
 	wp_new_user_notification( $user_id, null, $notify );
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 99474ffbe8..48aaa52192 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.6-alpha-37277';
+$wp_version = '4.6-alpha-37278';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.