diff --git a/homeassistant/components/unifi/device_tracker.py b/homeassistant/components/unifi/device_tracker.py
index b3982e7327d..ad04b8a0eb3 100644
--- a/homeassistant/components/unifi/device_tracker.py
+++ b/homeassistant/components/unifi/device_tracker.py
@@ -1,9 +1,8 @@
 """Track devices using UniFi controllers."""
 import logging
-import voluptuous as vol
 
 from homeassistant.components.unifi.config_flow import get_controller_from_config_entry
-from homeassistant.components.device_tracker import DOMAIN, PLATFORM_SCHEMA
+from homeassistant.components.device_tracker import DOMAIN as DEVICE_TRACKER_DOMAIN
 from homeassistant.components.device_tracker.config_entry import ScannerEntity
 from homeassistant.components.device_tracker.const import SOURCE_TYPE_ROUTER
 from homeassistant.core import callback
@@ -39,13 +38,6 @@ DEVICE_ATTRIBUTES = [
     "vlan",
 ]
 
-PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({}, extra=vol.ALLOW_EXTRA)
-
-
-async def async_setup_scanner(hass, config, sync_see, discovery_info):
-    """Set up the Unifi integration."""
-    return True
-
 
 async def async_setup_entry(hass, config_entry, async_add_entities):
     """Set up device tracker for UniFi component."""
@@ -59,7 +51,7 @@ async def async_setup_entry(hass, config_entry, async_add_entities):
 
         if (
             entity.config_entry_id == config_entry.entry_id
-            and entity.domain == DOMAIN
+            and entity.domain == DEVICE_TRACKER_DOMAIN
             and "-" in entity.unique_id
         ):
 
diff --git a/tests/components/unifi/test_device_tracker.py b/tests/components/unifi/test_device_tracker.py
index 969c2a734d3..760e1e4fa4c 100644
--- a/tests/components/unifi/test_device_tracker.py
+++ b/tests/components/unifi/test_device_tracker.py
@@ -163,12 +163,12 @@ async def setup_controller(hass, mock_controller, options={}):
 
 
 async def test_platform_manually_configured(hass):
-    """Test that we do not discover anything or try to set up a bridge."""
+    """Test that nothing happens when configuring unifi through device tracker platform."""
     assert (
         await async_setup_component(
             hass, device_tracker.DOMAIN, {device_tracker.DOMAIN: {"platform": "unifi"}}
         )
-        is True
+        is False
     )
     assert unifi.DOMAIN not in hass.data