--- a/src/java.desktop/share/classes/java/beans/beancontext/BeanContextEvent.java	Tue Sep 24 22:57:28 2019 +0100
+++ b/src/java.desktop/share/classes/java/beans/beancontext/BeanContextEvent.java	Tue Sep 24 18:25:54 2019 -0700
@@ -100,5 +100,6 @@
     /**
      * The {@code BeanContext} from which this event was propagated
      */
+    @SuppressWarnings("serial") // Not statically typed as Serializable
     protected BeanContext propagatedFrom;
 }