diff --git a/core/src/main/java/org/elasticsearch/index/query/functionscore/FunctionScoreQueryBuilder.java b/core/src/main/java/org/elasticsearch/index/query/functionscore/FunctionScoreQueryBuilder.java
index 17422ce4f0a..b037261d1f0 100644
--- a/core/src/main/java/org/elasticsearch/index/query/functionscore/FunctionScoreQueryBuilder.java
+++ b/core/src/main/java/org/elasticsearch/index/query/functionscore/FunctionScoreQueryBuilder.java
@@ -425,6 +425,7 @@ public class FunctionScoreQueryBuilder extends AbstractQueryBuilder<FunctionScor
             newQueryBuilder.scoreMode = scoreMode;
             newQueryBuilder.minScore = minScore;
             newQueryBuilder.maxBoost = maxBoost;
+            newQueryBuilder.boostMode = boostMode;
             return newQueryBuilder;
         }
         return this;
diff --git a/core/src/test/java/org/elasticsearch/index/query/functionscore/FunctionScoreQueryBuilderTests.java b/core/src/test/java/org/elasticsearch/index/query/functionscore/FunctionScoreQueryBuilderTests.java
index 482672347fe..0f79e90aa04 100644
--- a/core/src/test/java/org/elasticsearch/index/query/functionscore/FunctionScoreQueryBuilderTests.java
+++ b/core/src/test/java/org/elasticsearch/index/query/functionscore/FunctionScoreQueryBuilderTests.java
@@ -654,11 +654,19 @@ public class FunctionScoreQueryBuilderTests extends AbstractQueryTestCase<Functi
     }
 
     public void testRewrite() throws IOException {
-        FunctionScoreQueryBuilder functionScoreQueryBuilder = new FunctionScoreQueryBuilder(
-                new WrapperQueryBuilder(new TermQueryBuilder("foo", "bar").toString()));
+        FunctionScoreQueryBuilder functionScoreQueryBuilder =
+            new FunctionScoreQueryBuilder(new WrapperQueryBuilder(new TermQueryBuilder("foo", "bar").toString()))
+                .boostMode(CombineFunction.REPLACE)
+                .scoreMode(FiltersFunctionScoreQuery.ScoreMode.SUM)
+                .setMinScore(1)
+                .maxBoost(100);
         FunctionScoreQueryBuilder rewrite = (FunctionScoreQueryBuilder) functionScoreQueryBuilder.rewrite(createShardContext());
         assertNotSame(functionScoreQueryBuilder, rewrite);
         assertEquals(rewrite.query(), new TermQueryBuilder("foo", "bar"));
+        assertEquals(rewrite.boostMode(), CombineFunction.REPLACE);
+        assertEquals(rewrite.scoreMode(), FiltersFunctionScoreQuery.ScoreMode.SUM);
+        assertEquals(rewrite.getMinScore(), 1f, 0.0001);
+        assertEquals(rewrite.maxBoost(), 100f, 0.0001);
     }
 
     public void testRewriteWithFunction() throws IOException {