diff --git a/generated/elasticsearch/composable/template.json b/generated/elasticsearch/composable/template.json
index c7ec7c961c..b1781eefc1 100644
--- a/generated/elasticsearch/composable/template.json
+++ b/generated/elasticsearch/composable/template.json
@@ -3,6 +3,7 @@
     "description": "Sample composable template that includes all ECS fields",
     "ecs_version": "8.5.0-dev"
   },
+  "data_stream": { },
   "composed_of": [
     "ecs_8.5.0-dev_base",
     "ecs_8.5.0-dev_agent",