--- old/test/hotspot/jtreg/serviceability/tmtools/jstat/GcCauseTest01.java	2018-11-26 21:30:49.364700090 +0100
+++ new/test/hotspot/jtreg/serviceability/tmtools/jstat/GcCauseTest01.java	2018-11-26 21:30:49.205701493 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 2018, 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
@@ -32,7 +32,7 @@
  * @library /test/lib
  * @library ../share
  * @requires vm.opt.ExplicitGCInvokesConcurrent != true
- * @requires vm.gc != "Z"
+ * @requires vm.gc != "Z" & vm.gc != "Shenandoah"
  * @run main/othervm -XX:+UsePerfData -Xmx128M GcCauseTest01
  */
 import utils.*;