diff --git a/wp-includes/category-template.php b/wp-includes/category-template.php
index 150ef0a2ef..b4ae6f447a 100644
--- a/wp-includes/category-template.php
+++ b/wp-includes/category-template.php
@@ -113,18 +113,19 @@ function get_the_category_by_ID( $cat_ID ) {
 }
 
 /**
- * Retrieve category list in either HTML list or custom format.
+ * Retrieve category list for a post in either HTML list or custom format.
  *
  * @since 1.5.1
  *
  * @global WP_Rewrite $wp_rewrite
  *
- * @param string $separator Optional, default is empty string. Separator for between the categories.
+ * @param string $separator Optional. Separator between the categories. By default, the links are placed
+ *                          in an unordered list. An empty string will result in the default behavior.
  * @param string $parents Optional. How to display the parents.
  * @param int $post_id Optional. Post ID to retrieve categories.
  * @return string
  */
-function get_the_category_list( $separator = '', $parents='', $post_id = false ) {
+function get_the_category_list( $separator = '', $parents = '', $post_id = false ) {
 	global $wp_rewrite;
 	if ( ! is_object_in_taxonomy( get_post_type( $post_id ), 'category' ) ) {
 		/** This filter is documented in wp-includes/category-template.php */
@@ -236,15 +237,16 @@ function in_category( $category, $post = null ) {
 }
 
 /**
- * Display the category list for the post.
+ * Display category list for a post in either HTML list or custom format.
  *
  * @since 0.71
  *
- * @param string $separator Optional, default is empty string. Separator for between the categories.
+ * @param string $separator Optional. Separator between the categories. By default, the links are placed
+ *                          in an unordered list. An empty string will result in the default behavior.
  * @param string $parents Optional. How to display the parents.
  * @param int $post_id Optional. Post ID to retrieve categories.
  */
-function the_category( $separator = '', $parents='', $post_id = false ) {
+function the_category( $separator = '', $parents = '', $post_id = false ) {
 	echo get_the_category_list( $separator, $parents, $post_id );
 }
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 7961bfb3b7..6d3c430e47 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.8-alpha-40042';
+$wp_version = '4.8-alpha-40043';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.