diff --git a/src/wp-includes/class-wp-tax-query.php b/src/wp-includes/class-wp-tax-query.php
index 356b69292c..a842b2c3fe 100644
--- a/src/wp-includes/class-wp-tax-query.php
+++ b/src/wp-includes/class-wp-tax-query.php
@@ -557,7 +557,7 @@ class WP_Tax_Query {
 	 * @since 3.2.0
 	 * @access private
 	 *
-	 * @param array &$query The single query.
+	 * @param array $query The single query. Passed by reference.
 	 */
 	private function clean_query( &$query ) {
 		if ( empty( $query['taxonomy'] ) ) {
@@ -599,7 +599,7 @@ class WP_Tax_Query {
 	 *
 	 * @global wpdb $wpdb The WordPress database abstraction object.
 	 *
-	 * @param array  &$query          The single query.
+	 * @param array  $query           The single query. Passed by reference.
 	 * @param string $resulting_field The resulting field. Accepts 'slug', 'name', 'term_taxonomy_id',
 	 *                                or 'term_id'. Default 'term_id'.
 	 */
diff --git a/src/wp-includes/class-wp-user-query.php b/src/wp-includes/class-wp-user-query.php
index a86c9c379b..0e3d7c59f2 100644
--- a/src/wp-includes/class-wp-user-query.php
+++ b/src/wp-includes/class-wp-user-query.php
@@ -75,7 +75,7 @@ class WP_User_Query {
 	 *
 	 * @since 3.1.0
 	 *
-	 * @param null|string|array $args Optional. The query variables.
+	 * @param null|string|array $query Optional. The query variables.
 	 */
 	public function __construct( $query = null ) {
 		if ( ! empty( $query ) ) {