--- old/src/java.base/share/classes/java/lang/IllegalArgumentException.java	2019-08-27 17:27:14.882324386 -0700
+++ new/src/java.base/share/classes/java/lang/IllegalArgumentException.java	2019-08-27 17:27:14.522324386 -0700
@@ -90,5 +90,6 @@
         super(cause);
     }
 
+    @java.io.Serial
     private static final long serialVersionUID = -5365630128856068164L;
 }