--- old/test/hotspot/jtreg/gc/arguments/TestMaxMinHeapFreeRatioFlags.java	2020-02-06 19:18:39.311547186 +0100
+++ new/test/hotspot/jtreg/gc/arguments/TestMaxMinHeapFreeRatioFlags.java	2020-02-06 19:18:39.146547200 +0100
@@ -25,7 +25,7 @@
  * @test TestMaxMinHeapFreeRatioFlags
  * @key gc
  * @summary Verify that heap size changes according to max and min heap free ratios.
- * @requires vm.gc != "Z"
+ * @requires vm.gc != "Z" & vm.gc != "Shenandoah"
  * @library /test/lib
  * @modules java.base/jdk.internal.misc
  *          java.management