diff --git a/src/wp-includes/query.php b/src/wp-includes/query.php
index ee0fc97862..9782eb4931 100644
--- a/src/wp-includes/query.php
+++ b/src/wp-includes/query.php
@@ -3770,6 +3770,9 @@ class WP_Query {
 	 * @access private
 	 *
 	 * @global wpdb $wpdb WordPress database abstraction object.
+	 *
+	 * @param array  $q      Query variables.
+	 * @param string $limits LIMIT clauses of the query.
 	 */
 	private function set_found_posts( $q, $limits ) {
 		global $wpdb;