diff --git a/pyzeebe/grpc_internals/channel_options.py b/pyzeebe/grpc_internals/channel_options.py
index 006330f9..9e20d256 100644
--- a/pyzeebe/grpc_internals/channel_options.py
+++ b/pyzeebe/grpc_internals/channel_options.py
@@ -7,7 +7,7 @@
 
 https://docs.camunda.io/docs/product-manuals/zeebe/deployment-guide/operations/setting-up-a-cluster/#keep-alive-intervals
 """
-from typing import Dict, Any, Tuple
+from typing import Any, Dict, Tuple
 
 GRPC_CHANNEL_OPTIONS = {
     "grpc.keepalive_time_ms": 45_000
diff --git a/pyzeebe/grpc_internals/grpc_channel_utils.py b/pyzeebe/grpc_internals/grpc_channel_utils.py
index 12767e91..dfd6978e 100644
--- a/pyzeebe/grpc_internals/grpc_channel_utils.py
+++ b/pyzeebe/grpc_internals/grpc_channel_utils.py
@@ -1,11 +1,12 @@
 import os
-from typing import Optional, Dict, Any
+from typing import Any, Dict, Optional
 
 import grpc
 
 from pyzeebe.credentials.base_credentials import BaseCredentials
 from pyzeebe.grpc_internals.channel_options import get_channel_options
 
+
 def create_connection_uri(
     hostname: str = None,
     port: int = None,
diff --git a/tests/unit/grpc_internals/channel_options_test.py b/tests/unit/grpc_internals/channel_options_test.py
index 56ba08e9..71a967fd 100644
--- a/tests/unit/grpc_internals/channel_options_test.py
+++ b/tests/unit/grpc_internals/channel_options_test.py
@@ -1,12 +1,11 @@
 from copy import deepcopy
+from unittest.mock import Mock, patch
 
 import pytest
-from unittest.mock import patch, Mock
-
-from pyzeebe.grpc_internals.zeebe_adapter_base import ZeebeAdapterBase
 
 import pyzeebe.grpc_internals.channel_options
 from pyzeebe.grpc_internals.channel_options import get_channel_options
+from pyzeebe.grpc_internals.zeebe_adapter_base import ZeebeAdapterBase
 
 
 @pytest.fixture