diff --git a/config/defaults.json b/config/defaults.json
index 20fa1b8..a65b1a9 100644
--- a/config/defaults.json
+++ b/config/defaults.json
@@ -16,6 +16,7 @@
     }]
   },
   "elasticsearch": {
+    "_type": "doc",
     "settings": {
       "index": {
         "number_of_replicas": "0",
diff --git a/test/expected-deep.json b/test/expected-deep.json
index e9857d3..7f6777e 100644
--- a/test/expected-deep.json
+++ b/test/expected-deep.json
@@ -21,6 +21,7 @@
     }]
   },
   "elasticsearch": {
+    "_type": "doc",
     "settings": {
       "index": {
         "number_of_replicas": "0",