diff --git a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/DataTiersFeatureSetTests.java b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/DataTiersFeatureSetTests.java
index 09adeea5448..a59b81ac479 100644
--- a/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/DataTiersFeatureSetTests.java
+++ b/x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/DataTiersFeatureSetTests.java
@@ -29,7 +29,7 @@ public class DataTiersFeatureSetTests extends ESTestCase {
     public void testCalculateMAD() {
         assertThat(DataTiersFeatureSet.computeMedianAbsoluteDeviation(new TDigestState(10)), equalTo(0L));
 
-        TDigestState sketch = new TDigestState(randomDoubleBetween(0, 1000, false));
+        TDigestState sketch = new TDigestState(randomDoubleBetween(1, 1000, false));
         sketch.add(1);
         sketch.add(1);
         sketch.add(2);