--- a/src/java.base/share/classes/java/security/cert/CertPath.java	Thu Aug 29 10:09:27 2019 -0700
+++ b/src/java.base/share/classes/java/security/cert/CertPath.java	Thu Aug 29 10:52:21 2019 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2019, 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
@@ -119,6 +119,7 @@
  */
 public abstract class CertPath implements Serializable {
 
+    @java.io.Serial
     private static final long serialVersionUID = 6068470306649138683L;
 
     private String type;        // the type of certificates in this chain
@@ -282,6 +283,7 @@
      * @throws ObjectStreamException if a {@code CertPathRep} object
      * representing this certification path could not be created
      */
+    @java.io.Serial
     protected Object writeReplace() throws ObjectStreamException {
         try {
             return new CertPathRep(type, getEncoded());
@@ -300,6 +302,7 @@
      */
     protected static class CertPathRep implements Serializable {
 
+        @java.io.Serial
         private static final long serialVersionUID = 3015633072427920915L;
 
         /** The Certificate type */
@@ -327,6 +330,7 @@
          * @throws ObjectStreamException if a {@code CertPath} could not
          * be constructed
          */
+        @java.io.Serial
         protected Object readResolve() throws ObjectStreamException {
             try {
                 CertificateFactory cf = CertificateFactory.getInstance(type);