diff --git a/x-pack/legacy/plugins/ml/server/routes/apidoc.json b/x-pack/legacy/plugins/ml/server/routes/apidoc.json
index 7d1f13ead3fef..946e3bd71d6c3 100644
--- a/x-pack/legacy/plugins/ml/server/routes/apidoc.json
+++ b/x-pack/legacy/plugins/ml/server/routes/apidoc.json
@@ -105,6 +105,9 @@
     "DeleteDatafeed",
     "StartDatafeed",
     "StopDatafeed",
-    "PreviewDatafeed"
+    "PreviewDatafeed",
+    "FieldsService",
+    "GetCardinalityOfFields",
+    "GetTimeFieldRange"
   ]
 }