diff -r f0312c7d5b37 -r ba6c248cae19 test/hotspot/jtreg/runtime/CommandLine/TestNullTerminatedFlags.java
--- a/test/hotspot/jtreg/runtime/CommandLine/TestNullTerminatedFlags.java	Wed Nov 13 11:21:15 2019 +0100
+++ b/test/hotspot/jtreg/runtime/CommandLine/TestNullTerminatedFlags.java	Wed Nov 13 11:37:29 2019 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 2019, 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
@@ -36,8 +36,6 @@
 public class TestNullTerminatedFlags {
    public static String[] options = {
             "-Xnoclassgc",
-            "-Xconcgc",
-            "-Xnoconcgc",
             "-Xbatch",
             "-green",
             "-native",