diff --git a/core/src/test/java/org/elasticsearch/index/engine/LiveVersionMapTests.java b/core/src/test/java/org/elasticsearch/index/engine/LiveVersionMapTests.java
index a84f78ca3d9..9161bc413c8 100644
--- a/core/src/test/java/org/elasticsearch/index/engine/LiveVersionMapTests.java
+++ b/core/src/test/java/org/elasticsearch/index/engine/LiveVersionMapTests.java
@@ -22,11 +22,13 @@ package org.elasticsearch.index.engine;
 import org.apache.lucene.util.BytesRefBuilder;
 import org.apache.lucene.util.RamUsageTester;
 import org.apache.lucene.util.TestUtil;
+import org.elasticsearch.bootstrap.JavaVersion;
 import org.elasticsearch.test.ESTestCase;
 
 public class LiveVersionMapTests extends ESTestCase {
 
     public void testRamBytesUsed() throws Exception {
+        assumeTrue("Test disabled for JDK 9", JavaVersion.current().compareTo(JavaVersion.parse("9")) < 0);
         LiveVersionMap map = new LiveVersionMap();
         for (int i = 0; i < 100000; ++i) {
             BytesRefBuilder uid = new BytesRefBuilder();