diff --git a/source/_components/sensor.sql.md b/source/_components/sensor.sql.md
index 28ec3797881..e676ca9d43f 100644
--- a/source/_components/sensor.sql.md
+++ b/source/_components/sensor.sql.md
@@ -37,7 +37,7 @@ sensor:
 db_url:
   description: The URL which points to your database. See [supported engines](/components/recorder/#custom-database-engines).
   required: false
-  default: Defaults to the recorder db_url.
+  default: "Defaults to the default recorder `db_url` (not the current `db_url` of recorder)."
   type: string
 queries:
   description: List of your queries.