diff --git a/source/_integrations/prowl.markdown b/source/_integrations/prowl.markdown
index f9ce195bdb3..ea7e84b83e6 100644
--- a/source/_integrations/prowl.markdown
+++ b/source/_integrations/prowl.markdown
@@ -40,8 +40,9 @@ api_key:
 
 The following attributes can be placed `data` for extended functionality.
 
-| Service data attribute | Optional | Description |
-| ---------------------- | -------- | ----------- |
-| `priority`             |      yes | Priority level, for more info refer to the [Prowl API documentation](https://www.prowlapp.com/api.php#add). |
+| Service data attribute | Optional | Default | Description |
+| ---------------------- | -------- | ------- | ----------- |
+| `priority`             |      yes |    0    | Priority level, for more info refer to the [Prowl API documentation](https://www.prowlapp.com/api.php#add). |
+| `url`                  |      yes |   n/a   | URL to be attached, for more info refer to the [Prowl API documentation](https://www.prowlapp.com/api.php#add). |
 
 To use notifications, please see the [getting started with automation page](/getting-started/automation/).