--- a/src/java.desktop/share/classes/java/awt/event/ItemEvent.java	Tue Sep 24 22:57:28 2019 +0100
+++ b/src/java.desktop/share/classes/java/awt/event/ItemEvent.java	Tue Sep 24 18:25:54 2019 -0700
@@ -95,6 +95,7 @@
      * @serial
      * @see #getItem()
      */
+    @SuppressWarnings("serial") // Not statically typed as Serializable
     Object item;
 
     /**