diff --git a/gunicorn-logging-extension/src/gunicorn_logging_extension/__init__.py b/gunicorn-logging-extension/src/gunicorn_logging_extension/__init__.py
index 1ac667d..591e82d 100644
--- a/gunicorn-logging-extension/src/gunicorn_logging_extension/__init__.py
+++ b/gunicorn-logging-extension/src/gunicorn_logging_extension/__init__.py
@@ -1,13 +1,16 @@
 # SPDX-FileCopyrightText: 2024-present Sebastian Tobie <sebastian@sebastian-tobie.de>
 #
 # SPDX-License-Identifier: MIT
-from gunicorn.glogging import Logger as gLogger
-from logging import Formatter
-from logging.config import dictConfig
-from logging.config import fileConfig
+import json
+import logging
 import os.path
+import threading
+from logging.config import dictConfig, fileConfig
 
-__version__ = "0.0.1"
+from gunicorn.glogging import CONFIG_DEFAULTS
+from gunicorn.glogging import Logger as gLogger
+
+__version__ = "0.0.2"
 
 
 class Logger(gLogger):
@@ -34,14 +37,22 @@ class Logger(gLogger):
                     config_json = json.load(open(cfg.logconfig_json))
                     config.update(config_json)
                     dictConfig(config)
-                except (json.JSONDecodeError, AttributeError, ImportError, ValueError, TypeError) as exc:
+                except (
+                    json.JSONDecodeError,
+                    AttributeError,
+                    ImportError,
+                    ValueError,
+                    TypeError,
+                ) as exc:
                     raise RuntimeError(str(exc))
         elif cfg.logconfig:
             if os.path.exists(cfg.logconfig):
                 defaults = CONFIG_DEFAULTS.copy()
-                defaults['__file__'] = cfg.logconfig
-                defaults['here'] = os.path.dirname(cfg.logconfig)
-                fileConfig(cfg.logconfig, defaults=defaults, disable_existing_loggers=False)
+                defaults["__file__"] = cfg.logconfig
+                defaults["here"] = os.path.dirname(cfg.logconfig)
+                fileConfig(
+                    cfg.logconfig, defaults=defaults, disable_existing_loggers=False
+                )
             else:
                 msg = "Error: log config '%s' not found"
                 raise RuntimeError(msg % cfg.logconfig)
@@ -49,18 +60,18 @@ class Logger(gLogger):
     def atoms(self, resp, req, environ, request_time):
         atoms = super().atoms(resp, req, environ, request_time)
         atoms["extra"] = dict(
-            method=environ.get('REQUEST_METHOD'),
-            path=environ.get('PATH_INFO'),
-            query=environ.get('QUERY_STRING'),
-            proto=environ.get('SERVER_PROTOCOL'),
+            method=environ.get("REQUEST_METHOD"),
+            path=environ.get("PATH_INFO"),
+            query=environ.get("QUERY_STRING"),
+            proto=environ.get("SERVER_PROTOCOL"),
             time="%d.%06d" % (request_time.seconds, request_time.microseconds),
         )
-        if environ.get('REMOTE_ADDR', False):
-            atoms["extra"]["remote"] = environ.get('REMOTE_ADDR')
-        if getattr(resp, 'sent', False):
-            atoms["extra"]["length"] = getattr(resp, 'sent')
-        if environ.get('HTTP_REFERER', False):
-            atoms["extra"]["referer"] = environ.get('HTTP_REFERER')
-        if environ.get('HTTP_USER_AGENT', False):
-            atoms["extra"]["user_agent"] = environ.get('HTTP_USER_AGENT')
+        if environ.get("REMOTE_ADDR", False):
+            atoms["extra"]["remote"] = environ.get("REMOTE_ADDR")
+        if getattr(resp, "sent", False):
+            atoms["extra"]["length"] = getattr(resp, "sent")
+        if environ.get("HTTP_REFERER", False):
+            atoms["extra"]["referer"] = environ.get("HTTP_REFERER")
+        if environ.get("HTTP_USER_AGENT", False):
+            atoms["extra"]["user_agent"] = environ.get("HTTP_USER_AGENT")
         return atoms