diff --git a/wp-includes/class-wp-metadata-lazyloader.php b/wp-includes/class-wp-metadata-lazyloader.php
index 881b834668..08883d6340 100644
--- a/wp-includes/class-wp-metadata-lazyloader.php
+++ b/wp-includes/class-wp-metadata-lazyloader.php
@@ -1,7 +1,14 @@
 <?php
+/**
+ * Lazy-loader for WordPress object metadata
+ *
+ * @package WordPress
+ * @subpackage Meta
+ * @since 4.5.0
+ */
 
 /**
- * Lazyloader for object metadata.
+ * Core class used for lazy-loading object metadata.
  *
  * When loading many objects of a given type, such as posts in a WP_Query loop, it often makes
  * sense to prime various metadata caches at the beginning of the loop. This means fetching all
diff --git a/wp-includes/version.php b/wp-includes/version.php
index ea5afa6833..1be93c81e3 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-beta2-36896';
+$wp_version = '4.5-beta2-36897';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.