diff --git a/source/_integrations/device_tracker.markdown b/source/_integrations/device_tracker.markdown
index a1a532794d7..6e546f8f8df 100644
--- a/source/_integrations/device_tracker.markdown
+++ b/source/_integrations/device_tracker.markdown
@@ -104,7 +104,7 @@ The `device_tracker.see` service can be used to manually update the state of a d
 
 | Service data attribute | Optional | Description |
 | ---------------------- | -------- | ----------- |
-| `dev_id`               |       no | The second half of the `entity_id`, for example `tardis` for `device_tracker.tardis` |
+| `dev_id`               |       no | The `object_id`, for example `tardis` for `device_tracker.tardis` |
 | `location_name`        |       no | The location, `home`, `not_home`, or the name of the zone |
 | `host_name`            |      yes | The hostname of the device tracker |
 | `mac`                  |      yes | The MAC address of the entity (only specify if you're updating a network based tracker) |