diff --git a/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/function/DumpIndexReader.java b/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/function/DumpIndexReader.java
index a3ba10c..2a22ac6 100644
--- a/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/function/DumpIndexReader.java
+++ b/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/function/DumpIndexReader.java
@@ -95,14 +95,13 @@
 
     private void buildJsonRecord(ITupleReference tuple) throws HyracksDataException {
         recordBuilder.setLength(0);
-        recordBuilder.append("{");
+        recordBuilder.append("{\"values\":[");
         for (int j = 0; j < tuple.getFieldCount(); ++j) {
-            recordBuilder.append("\"field-").append(j + 1).append("\":");
             bbis.setByteBuffer(ByteBuffer.wrap(tuple.getFieldData(j)), tuple.getFieldStart(j));
             recordBuilder.append(secondaryRecDesc.getFields()[j].deserialize(dis));
             recordBuilder.append(",");
         }
         recordBuilder.deleteCharAt(recordBuilder.length() - 1);
-        recordBuilder.append("}");
+        recordBuilder.append("]}");
     }
 }
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/dump_index/dump_index.3.adm b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/dump_index/dump_index.3.adm
index b665a33..715896c 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/dump_index/dump_index.3.adm
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/misc/dump_index/dump_index.3.adm
@@ -1 +1 @@
-[ { "field-1": "name1", "field-2": 1 }, { "field-1": "name2", "field-2": 2 } ]
\ No newline at end of file
+[ { "values": [ "name1", 1 ] }, { "values": [ "name2", 2 ] } ]
\ No newline at end of file