diff --git a/wp-admin/includes/class-wp-comments-list-table.php b/wp-admin/includes/class-wp-comments-list-table.php
index 14029323db..f12565a95f 100644
--- a/wp-admin/includes/class-wp-comments-list-table.php
+++ b/wp-admin/includes/class-wp-comments-list-table.php
@@ -499,7 +499,7 @@ class WP_Comments_List_Table extends WP_List_Table {
 		$this->single_row_columns( $comment );
 		echo "</tr>\n";
 
-		unset( $post, $comment );
+		unset( $GLOBALS['post'], $GLOBALS['comment'] );
 	}
 
  	/**
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 95caa4ec84..0043600c1a 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.5-alpha-1453075152649';
+$wp_version = '4.5-alpha-1453085412976';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.