diff --git a/TTS/openai_tts.py b/TTS/openai_tts.py
index 774a7a6..a267163 100644
--- a/TTS/openai_tts.py
+++ b/TTS/openai_tts.py
@@ -1,39 +1,47 @@
 import random
+
 import requests
+
 from utils import settings
 
+
 class OpenAITTS:
     """
     A Text-to-Speech engine that uses an OpenAI-like TTS API endpoint to generate audio from text.
-    
+
     Attributes:
         max_chars (int): Maximum number of characters allowed per API call.
         api_key (str): API key loaded from settings.
         api_url (str): The complete API endpoint URL, built from a base URL provided in the config.
         available_voices (list): Static list of supported voices (according to current docs).
     """
+
     def __init__(self):
         # Set maximum input size based on API limits (4096 characters per request)
         self.max_chars = 4096
         self.api_key = settings.config["settings"]["tts"].get("openai_api_key")
         if not self.api_key:
-            raise ValueError("No OpenAI API key provided in settings! Please set 'openai_api_key' in your config.")
-        
+            raise ValueError(
+                "No OpenAI API key provided in settings! Please set 'openai_api_key' in your config."
+            )
+
         # Lese den Basis-URL aus der Konfiguration (z. B. "https://api.openai.com/v1" oder "https://api.openai.com/v1/")
-        base_url = settings.config["settings"]["tts"].get("openai_api_url", "https://api.openai.com/v1")
+        base_url = settings.config["settings"]["tts"].get(
+            "openai_api_url", "https://api.openai.com/v1"
+        )
         # Entferne ggf. den abschließenden Slash
         if base_url.endswith("/"):
             base_url = base_url[:-1]
         # Hänge den TTS-spezifischen Pfad an
         self.api_url = base_url + "/audio/speech"
-        
+
         # Set the available voices to a static list as per OpenAI TTS documentation.
         self.available_voices = self.get_available_voices()
 
     def get_available_voices(self):
         """
         Return a static list of supported voices for the OpenAI TTS API.
-        
+
         According to the documentation, supported voices include:
             "alloy", "ash", "coral", "echo", "fable", "onyx", "nova", "sage", "shimmer"
         """
@@ -48,7 +56,7 @@ class OpenAITTS:
     def run(self, text, filepath, random_voice: bool = False):
         """
         Convert the provided text to speech and save the resulting audio to the specified filepath.
-        
+
         Args:
             text (str): The input text to convert.
             filepath (str): The file path where the generated audio will be saved.
@@ -69,12 +77,9 @@ class OpenAITTS:
             "model": model,
             "voice": voice,
             "input": text,
-            "response_format": "mp3"  # allowed formats: "mp3", "aac", "opus", "flac", "pcm" or "wav"
-        }
-        headers = {
-            "Authorization": f"Bearer {self.api_key}",
-            "Content-Type": "application/json"
+            "response_format": "mp3",  # allowed formats: "mp3", "aac", "opus", "flac", "pcm" or "wav"
         }
+        headers = {"Authorization": f"Bearer {self.api_key}", "Content-Type": "application/json"}
         try:
             response = requests.post(self.api_url, headers=headers, json=payload)
             if response.status_code != 200:
@@ -83,4 +88,4 @@ class OpenAITTS:
             with open(filepath, "wb") as f:
                 f.write(response.content)
         except Exception as e:
-            raise RuntimeError(f"Failed to generate audio with OpenAI TTS API: {str(e)}")
\ No newline at end of file
+            raise RuntimeError(f"Failed to generate audio with OpenAI TTS API: {str(e)}")
diff --git a/video_creation/voices.py b/video_creation/voices.py
index 13ded7c..3d48e9e 100644
--- a/video_creation/voices.py
+++ b/video_creation/voices.py
@@ -6,10 +6,10 @@ from TTS.aws_polly import AWSPolly
 from TTS.elevenlabs import elevenlabs
 from TTS.engine_wrapper import TTSEngine
 from TTS.GTTS import GTTS
+from TTS.openai_tts import OpenAITTS
 from TTS.pyttsx import pyttsx
 from TTS.streamlabs_polly import StreamlabsPolly
 from TTS.TikTok import TikTok
-from TTS.openai_tts import OpenAITTS
 from utils import settings
 from utils.console import print_step, print_table