diff --git a/wp-includes/post.php b/wp-includes/post.php
index dd53326853..bedf2bf439 100644
--- a/wp-includes/post.php
+++ b/wp-includes/post.php
@@ -3057,22 +3057,35 @@ function wp_get_recent_posts( $args = array(), $output = ARRAY_A ) {
  *
  *     @type int    $ID                    The post ID. If equal to something other than 0,
  *                                         the post with that ID will be updated. Default 0.
- *     @type string $post_status           The post status. Default 'draft'.
- *     @type string $post_type             The post type. Default 'post'.
  *     @type int    $post_author           The ID of the user who added the post. Default is
  *                                         the current user ID.
- *     @type bool   $ping_status           Whether the post can accept pings. Default is the
- *                                         value of 'default_ping_status' option.
- *     @type int    $post_parent           Set this for the post it belongs to, if any. Default 0.
- *     @type int    $menu_order            The order it is displayed. Default 0.
+ *     @type string $post_date             The date of the post. Default is the current time.
+ *     @type string $post_date_gmt         The date of the post in the GMT timezone. Default is
+ *                                         the value of `$post_date`.
+ *     @type mixed  $post_content          The post content. Default empty.
+ *     @type string $post_content_filtered The filtered post content. Default empty.
+ *     @type string $post_title            The post title. Default empty.
+ *     @type string $post_excerpt          The post excerpt. Default empty.
+ *     @type string $post_status           The post status. Default 'draft'.
+ *     @type string $post_type             The post type. Default 'post'.
+ *     @type string $comment_status        Whether the post can accept comments. Accepts 'open' or 'closed'.
+ *                                         Default is the value of 'default_comment_status' option.
+ *     @type string $ping_status           Whether the post can accept pings. Accepts 'open' or 'closed'.
+ *                                         Default is the value of 'default_ping_status' option.
+ *     @type string $post_password         The password to access the post. Default empty.
+ *     @type string $post_name             The post name. Default is the sanitized post title.
  *     @type string $to_ping               Space or carriage return-separated list of URLs to ping.
- *                                         Default empty string.
+ *                                         Default empty.
  *     @type string $pinged                Space or carriage return-separated list of URLs that have
- *                                         been pinged. Default empty string.
- *     @type string $post_password         The password to access the post. Default empty string.
- *     @type string $guid'                 Global Unique ID for referencing the post.
- *     @type string $post_content_filtered The filtered post content. Default empty string.
- *     @type string $post_excerpt          The post excerpt. Default empty string.
+ *                                         been pinged. Default empty.
+ *     @type string $post_modified         The date when the post was last modified. Default is
+ *                                         the current time.
+ *     @type string $post_modified_gmt     The date when the post was last modified in the GMT
+ *                                         timezone. Default is the current time.
+ *     @type int    $post_parent           Set this for the post it belongs to, if any. Default 0.
+ *     @type int    $menu_order            The order the post should be displayed in. Default 0.
+ *     @type string $post_mime_type        The mime type of the post. Default empty.
+ *     @type string $guid'                 Global Unique ID for referencing the post. Default empty.
  * }
  * @param bool  $wp_error Optional. Whether to allow return of WP_Error on failure. Default false.
  * @return int|WP_Error The post ID on success. The value 0 or WP_Error on failure.
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 60f8b916cb..f6dc3900f5 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.2-alpha-31485';
+$wp_version = '4.2-alpha-31486';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.