--- a/src/java.base/share/classes/jdk/internal/loader/AbstractClassLoaderValue.java	Thu Aug 29 18:52:30 2019 -0400
+++ b/src/java.base/share/classes/jdk/internal/loader/AbstractClassLoaderValue.java	Thu Aug 29 16:31:34 2019 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016, 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
@@ -346,6 +346,7 @@
         }
 
         static class RecursiveInvocationException extends IllegalStateException {
+            @java.io.Serial
             private static final long serialVersionUID = 1L;
 
             RecursiveInvocationException() {