--- a/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/jaxp/datatype/DurationDayTimeImpl.java	Tue Oct 24 08:56:47 2017 -0700
+++ b/src/java.xml/share/classes/com/sun/org/apache/xerces/internal/jaxp/datatype/DurationDayTimeImpl.java	Tue Oct 24 19:05:29 2017 -0700
@@ -1,4 +1,5 @@
 /*
+ * Copyright (c) 2009, 2017 Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -22,10 +23,6 @@
  * questions.
  */
 
-/*
- * Copyright (c) 2009 by Oracle Corporation. All Rights Reserved.
- */
-
 package com.sun.org.apache.xerces.internal.jaxp.datatype;
 
 
@@ -52,6 +49,7 @@
 
 class DurationDayTimeImpl
         extends DurationImpl {
+    private static final long serialVersionUID = 844792794952655204L;
 
     public DurationDayTimeImpl(
         boolean isPositive,