1 files changed, 7 insertions, 1 deletions
diff --git a/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/InternalMappedSignificantTerms.java b/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/InternalMappedSignificantTerms.java
index 34fada101f..e8d856ebf2 100644
--- a/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/InternalMappedSignificantTerms.java
+++ b/core/src/main/java/org/elasticsearch/search/aggregations/bucket/significant/InternalMappedSignificantTerms.java
@@ -26,6 +26,7 @@ import org.elasticsearch.search.aggregations.bucket.significant.heuristics.Signi
 import org.elasticsearch.search.aggregations.pipeline.PipelineAggregator;
 
 import java.io.IOException;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
@@ -74,7 +75,12 @@ public abstract class InternalMappedSignificantTerms<
     }
 
     @Override
-    protected List<B> getBucketsInternal() {
+    public Iterator<SignificantTerms.Bucket> iterator() {
+        return buckets.stream().map(bucket -> (SignificantTerms.Bucket) bucket).collect(Collectors.toList()).iterator();
+    }
+
+    @Override
+    public List<B> getBuckets() {
         return buckets;
     }