1 files changed, 12 insertions, 0 deletions
diff --git a/core/src/main/java/org/elasticsearch/search/aggregations/metrics/max/InternalMax.java b/core/src/main/java/org/elasticsearch/search/aggregations/metrics/max/InternalMax.java
index c9d045a723..c1634fdce4 100644
--- a/core/src/main/java/org/elasticsearch/search/aggregations/metrics/max/InternalMax.java
+++ b/core/src/main/java/org/elasticsearch/search/aggregations/metrics/max/InternalMax.java
@@ -29,6 +29,7 @@ import org.elasticsearch.search.aggregations.pipeline.PipelineAggregator;
 import java.io.IOException;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 
 public class InternalMax extends InternalNumericMetricsAggregation.SingleValue implements Max {
     private final double max;
@@ -88,4 +89,15 @@ public class InternalMax extends InternalNumericMetricsAggregation.SingleValue i
         }
         return builder;
     }
+
+    @Override
+    protected int doHashCode() {
+        return Objects.hash(max);
+    }
+
+    @Override
+    protected boolean doEquals(Object obj) {
+        InternalMax other = (InternalMax) obj;
+        return Objects.equals(max, other.max);
+    }
 }