diff --git a/wp-includes/class-wp-comment-query.php b/wp-includes/class-wp-comment-query.php
index 71cd525833..df1bbaf2ef 100644
--- a/wp-includes/class-wp-comment-query.php
+++ b/wp-includes/class-wp-comment-query.php
@@ -273,6 +273,8 @@ class WP_Comment_Query {
 			'orderby' => '',
 			'order' => 'DESC',
 			'parent' => '',
+			'parent__in' => '',
+			'parent__not_in' => '',
 			'post_author__in' => '',
 			'post_author__not_in' => '',
 			'post_ID' => '',
diff --git a/wp-includes/version.php b/wp-includes/version.php
index b65259193e..18732eddd7 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-alpha-36478';
+$wp_version = '4.5-alpha-36479';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.