diff --git a/ecs/vulnerability-detector/fields/template-settings-legacy.json b/ecs/vulnerability-detector/fields/template-settings-legacy.json
index 3cf309406aa61..21ee9e7a850fc 100644
--- a/ecs/vulnerability-detector/fields/template-settings-legacy.json
+++ b/ecs/vulnerability-detector/fields/template-settings-legacy.json
@@ -11,6 +11,8 @@
           "limit": 1000
         }
       },
+      "number_of_shards": "1",
+      "number_of_replicas": "0",
       "refresh_interval": "2s"
     }
   }
diff --git a/ecs/vulnerability-detector/fields/template-settings.json b/ecs/vulnerability-detector/fields/template-settings.json
index 6438884e99c26..bf2dcb4216aff 100644
--- a/ecs/vulnerability-detector/fields/template-settings.json
+++ b/ecs/vulnerability-detector/fields/template-settings.json
@@ -11,7 +11,10 @@
           "total_fields": {
             "limit": 2000
           }
-        }
+        },
+        "number_of_shards": "1",
+        "number_of_replicas": "0",
+        "refresh_interval": "2s"
       }
     }
   }