diff --git a/blatted/tools/ble/scanner.py b/blatted/tools/ble/scanner.py
index 3e85a07..f56f300 100644
--- a/blatted/tools/ble/scanner.py
+++ b/blatted/tools/ble/scanner.py
@@ -1,12 +1,15 @@
 import asyncio
+
+import bleak.exc
 from bleak import BleakScanner
 from bleak.backends.device import BLEDevice
 from bleak.backends.scanner import AdvertisementData
-import bleak.exc
 
 
 def discover_callback(device: BLEDevice, advertising_data: AdvertisementData):
-    print(f"[{advertising_data.rssi:-4d}] {device.address} - {device.name} with {len(advertising_data.service_uuids)} services")
+    print(
+        f"[{advertising_data.rssi:-4d}] {device.address} - {device.name} with {len(advertising_data.service_uuids)} services"
+    )
 
 
 async def discover_devices():