--- old/src/share/classes/javax/swing/undo/CompoundEdit.java	2014-02-18 18:22:01.000000000 -0800
+++ new/src/share/classes/javax/swing/undo/CompoundEdit.java	2014-02-18 18:22:01.000000000 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2004, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2014, 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
@@ -33,6 +33,8 @@
  * @author Ray Ryan
  */
 public class CompoundEdit extends AbstractUndoableEdit {
+    private static final long serialVersionUID = -6512679249930119683L;
+
     /**
      * True if this edit has never received <code>end</code>.
      */