--- a/src/java.base/share/classes/java/lang/IllegalStateException.java	Thu Oct 17 20:27:44 2019 +0100
+++ b/src/java.base/share/classes/java/lang/IllegalStateException.java	Thu Oct 17 20:53:35 2019 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1996, 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 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
@@ -59,7 +59,7 @@
      * Constructs a new exception with the specified detail message and
      * cause.
      *
-     * <p>Note that the detail message associated with <code>cause</code> is
+     * <p>Note that the detail message associated with {@code cause} is
      * <i>not</i> automatically incorporated in this exception's detail
      * message.
      *
@@ -93,5 +93,6 @@
         super(cause);
     }
 
+    @java.io.Serial
     static final long serialVersionUID = -1848914673093119416L;
 }