diff --git a/test/jdk/java/lang/Thread/virtual/stress/Skynet.java b/test/jdk/java/lang/Thread/virtual/stress/Skynet.java
index fb4adbb25f2..b27eba8f86c 100644
--- a/test/jdk/java/lang/Thread/virtual/stress/Skynet.java
+++ b/test/jdk/java/lang/Thread/virtual/stress/Skynet.java
@@ -26,14 +26,14 @@
  * @summary Stress test virtual threads with a variation of the Skynet 1M benchmark
  * @requires vm.continuations
  * @requires !vm.debug | vm.gc != "Z"
- * @run main/othervm/timeout=300 -Xmx1g Skynet
+ * @run main/othervm/timeout=300 -Xmx1g -Xnocompressedrefs Skynet
  */
 
 /*
  * @test id=ZSinglegen
  * @requires vm.debug == true & vm.continuations
  * @requires vm.gc.ZSinglegen
- * @run main/othervm/timeout=300 -XX:+UnlockDiagnosticVMOptions
+ * @run main/othervm/timeout=300 -XX:+UnlockDiagnosticVMOptions -Xnocompressedrefs
  *     -XX:+UseZGC -XX:-ZGenerational
  *     -XX:+ZVerifyOops -XX:ZCollectionInterval=0.01 -Xmx1g Skynet
  */
@@ -42,7 +42,7 @@
  * @test id=ZGenerational
  * @requires vm.debug == true & vm.continuations
  * @requires vm.gc.ZGenerational
- * @run main/othervm/timeout=300 -XX:+UnlockDiagnosticVMOptions
+ * @run main/othervm/timeout=300 -XX:+UnlockDiagnosticVMOptions -Xnocompressedrefs
  *     -XX:+UseZGC -XX:+ZGenerational
  *     -XX:+ZVerifyOops -XX:ZCollectionInterval=0.01 -Xmx1g Skynet
  */