diff --git a/test/hotspot/jtreg/gc/arguments/TestTargetSurvivorRatioFlag.java b/test/hotspot/jtreg/gc/arguments/TestTargetSurvivorRatioFlag.java
index 719e984bf29..deaab959594 100644
--- a/test/hotspot/jtreg/gc/arguments/TestTargetSurvivorRatioFlag.java
+++ b/test/hotspot/jtreg/gc/arguments/TestTargetSurvivorRatioFlag.java
@@ -297,6 +297,7 @@ public class TestTargetSurvivorRatioFlag {
 
             // force minor GC
             while (youngGCBean.getCollectionCount() <= initialGcId + MAX_TENURING_THRESHOLD * 2) {
+                @SuppressWarnings("unused")
                 byte b[] = new byte[ARRAY_LENGTH];
             }