diff --git a/.gitignore b/.gitignore
index 8a9584c..68bc17f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -158,5 +158,3 @@ cython_debug/
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
 #.idea/
-
-
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 4edd9bf..5d16910 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -62,7 +62,7 @@ repos:
     rev: 23.3.0
     hooks:
       - id: black
-        language_version: python3.10
+        language_version: python3.11
   - repo: https://github.com/PyCQA/bandit
     rev: 1.7.5
     hooks:
diff --git a/blatted/poc.py b/blatted/poc.py
index 6aedcb6..02b2a46 100644
--- a/blatted/poc.py
+++ b/blatted/poc.py
@@ -1,15 +1,19 @@
 import asyncio
-from bleak import BleakClient, BleakGATTCharacteristic
 
 import bleak.exc
-
+from bleak import BleakClient, BleakGATTCharacteristic
 from hexdump import hexdump
 from icecream import ic
 
 address = "C8:05:E1:A1:93:00"
 
-
-services = {"read": [], "notify": [], "write": [], "write-without-response": [], "indicate": []}
+services = {
+    "read": [],
+    "notify": [],
+    "write": [],
+    "write-without-response": [],
+    "indicate": [],
+}
 
 
 async def notification_handler(sender: BleakGATTCharacteristic, data: bytearray):
@@ -41,7 +45,7 @@ async def main(address):
                         services[prop].append(char)
                 ic(char.handle)
                 ic("—" * 79)
-            line ="[+] {}".format("="*70)
+            line = "[+] {}".format("=" * 70)
             ic(line)
 
         for service in services["notify"]:
@@ -49,10 +53,6 @@ async def main(address):
 
         for service in services["notify"]:
             try:
-                # await client.start_notify("00002ad2-0000-1000-8000-00805f9b34fb", notification_handler)
-                # await client.start_notify("00002ada-0000-1000-8000-00805f9b34fb", notification_handler)
-                # await client.start_notify("00002ad3-0000-1000-8000-00805f9b34fb", notification_handler)
-
                 ic(f"[+] start_notify {service}")
                 await client.start_notify(service.uuid, notification_handler)
                 ic(f"[+] handler registered for {service.uuid}")