diff --git a/src/wp-includes/class-walker-page-dropdown.php b/src/wp-includes/class-walker-page-dropdown.php
index 23975af2f9..195c46de67 100644
--- a/src/wp-includes/class-walker-page-dropdown.php
+++ b/src/wp-includes/class-walker-page-dropdown.php
@@ -80,8 +80,8 @@ class Walker_PageDropdown extends Walker {
 		 *
 		 * @since 3.1.0
 		 *
-		 * @param string $title Page title.
-		 * @param object $page  Page data object.
+		 * @param string  $title Page title.
+		 * @param WP_Post $page  Page data object.
 		 */
 		$title = apply_filters( 'list_pages', $title, $page );