diff --git a/client/rest-high-level/src/test/java/org/elasticsearch/client/MachineLearningIT.java b/client/rest-high-level/src/test/java/org/elasticsearch/client/MachineLearningIT.java
index dab8040be18ab..a5055b7e4f05d 100644
--- a/client/rest-high-level/src/test/java/org/elasticsearch/client/MachineLearningIT.java
+++ b/client/rest-high-level/src/test/java/org/elasticsearch/client/MachineLearningIT.java
@@ -1408,7 +1408,7 @@ public void testStartDataFrameAnalyticsConfig() throws Exception {
     public void testStopDataFrameAnalyticsConfig() throws Exception {
         String sourceIndex = "stop-test-source-index";
         String destIndex = "stop-test-dest-index";
-        createIndex(sourceIndex);
+        createIndex(sourceIndex, mappingForClassification());
         highLevelClient().index(new IndexRequest(sourceIndex).source(XContentType.JSON, "total", 10000), RequestOptions.DEFAULT);
 
         // Verify that the destination index does not exist. Otherwise, analytics' reindexing step would fail.