diff --git a/src/quickbot/api_route/telegram.py b/src/quickbot/api_route/telegram.py
index 4e10f23..27bb806 100644
--- a/src/quickbot/api_route/telegram.py
+++ b/src/quickbot/api_route/telegram.py
@@ -21,7 +21,7 @@ async def telegram_webhook(
     app: QBotApp = request.app
 
     request_token = request.headers.get("X-Telegram-Bot-Api-Secret-Token")
-    if request_token != app.bot_auth_token:
+    if request_token != app.config.TELEGRAM_WEBHOOK_AUTH_KEY:
         logger.warning("Unauthorized request %s", request)
         return Response(status_code=403)
     try:
diff --git a/src/quickbot/config/__init__.py b/src/quickbot/config/__init__.py
index 3cb939b..9121f0f 100644
--- a/src/quickbot/config/__init__.py
+++ b/src/quickbot/config/__init__.py
@@ -46,6 +46,8 @@ class Config(BaseSettings):
             )
             else ''
         }"
+    
+    TELEGRAM_WEBHOOK_AUTH_KEY: str = "changethis"
 
     TELEGRAM_BOT_USERNAME: str = "quickbot"
     TELEGRAM_BOT_SERVER: str = "https://api.telegram.org"
@@ -54,10 +56,6 @@ class Config(BaseSettings):
 
     ADMIN_TELEGRAM_ID: int
 
-    USE_NGROK: bool = False
-    NGROK_AUTH_TOKEN: str = "changethis"
-    NGROK_URL: str = ""
-
     LOG_LEVEL: str = "DEBUG"
 
     def _check_default_secret(self, var_name: str, value: str | None) -> None:
diff --git a/src/quickbot/main.py b/src/quickbot/main.py
index b05d357..a066f84 100644
--- a/src/quickbot/main.py
+++ b/src/quickbot/main.py
@@ -123,8 +123,6 @@ class QBotApp(Generic[UserType, ConfigType], FastAPI):
 
         self.dp = dp
 
-        self.bot_auth_token = token_hex(128)
-
         self.start_handler = bot_start
         self.bot_commands = dict[str, BotCommand]()
 
@@ -174,7 +172,7 @@ class QBotApp(Generic[UserType, ConfigType], FastAPI):
             url=f"{self.config.TELEGRAM_WEBHOOK_URL}/telegram/webhook",
             drop_pending_updates=True,
             allowed_updates=self.allowed_updates,
-            secret_token=self.bot_auth_token,
+            secret_token=self.webhook_auth_key,
         )
 
     async def show_form(