--- old/test/java/rmi/activation/ActivationSystem/stubClassesPermitted/StubClassesPermitted.java	2016-12-12 20:51:56.739472777 -0800
+++ new/test/java/rmi/activation/ActivationSystem/stubClassesPermitted/StubClassesPermitted.java	2016-12-12 20:51:56.437472791 -0800
@@ -85,7 +85,7 @@
         try {
             TestLibrary.suggestSecurityManager("java.lang.SecurityManager");
 
-            registry = TestLibrary.createRegistryOnUnusedPort();
+            registry = TestLibrary.createRegistryOnEphemeralPort();
             registryPort = TestLibrary.getRegistryPort(registry);
 
             // must run with java.lang.SecurityManager or the test