diff --git a/wp-includes/taxonomy.php b/wp-includes/taxonomy.php
index 2b2a9fb9c1..d088b3c219 100644
--- a/wp-includes/taxonomy.php
+++ b/wp-includes/taxonomy.php
@@ -2213,8 +2213,9 @@ function wp_insert_term( $term, $taxonomy, $args = array() ) {
  * @global wpdb $wpdb The WordPress database abstraction object.
  *
  * @param int              $object_id The object to relate to.
- * @param array|int|string $terms     A single term slug, single term id, or array of either term slugs or ids.
- *                                    Will replace all existing related terms in this taxonomy.
+ * @param string|int|array $terms     A single term slug, single term id, or array of either term slugs or ids.
+ *                                    Will replace all existing related terms in this taxonomy. Passing an
+ *                                    empty value will remove all related terms.
  * @param string           $taxonomy  The context in which to relate the term to the object.
  * @param bool             $append    Optional. If false will delete difference of terms. Default false.
  * @return array|WP_Error Term taxonomy IDs of the affected terms.
@@ -2341,7 +2342,7 @@ function wp_set_object_terms( $object_id, $terms, $taxonomy, $append = false ) {
  * @since 3.6.0
  *
  * @param int              $object_id The ID of the object to which the terms will be added.
- * @param array|int|string $terms     The slug(s) or ID(s) of the term(s) to add.
+ * @param string|int|array $terms     The slug(s) or ID(s) of the term(s) to add.
  * @param array|string     $taxonomy  Taxonomy name.
  * @return array|WP_Error Term taxonomy IDs of the affected terms.
  */
@@ -2357,7 +2358,7 @@ function wp_add_object_terms( $object_id, $terms, $taxonomy ) {
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param int              $object_id The ID of the object from which the terms will be removed.
- * @param array|int|string $terms     The slug(s) or ID(s) of the term(s) to remove.
+ * @param string|int|array $terms     The slug(s) or ID(s) of the term(s) to remove.
  * @param array|string     $taxonomy  Taxonomy name.
  * @return bool|WP_Error True on success, false or WP_Error on failure.
  */
diff --git a/wp-includes/version.php b/wp-includes/version.php
index c61b1c97f1..fcab73b714 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.8-alpha-39892';
+$wp_version = '4.8-alpha-39893';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.