diff --git a/wp-includes/class-walker-page-dropdown.php b/wp-includes/class-walker-page-dropdown.php
index 23975af2f9..195c46de67 100644
--- a/wp-includes/class-walker-page-dropdown.php
+++ b/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 );
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 5b78890d7e..2632cdb0b6 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.1-alpha-44354';
+$wp_version = '5.1-alpha-44355';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.