diff --git a/backend/src/backend/dependencies.py b/backend/src/backend/dependencies.py
index 7391932f..10e3ec77 100644
--- a/backend/src/backend/dependencies.py
+++ b/backend/src/backend/dependencies.py
@@ -8,4 +8,4 @@ from sqlalchemy.ext.asyncio import AsyncSession
 from backend.db import get_session
 
 
-SessionDep = Annotated[AsyncSession, Depends(get_session)]
+type SessionDep = Annotated[AsyncSession, Depends(get_session)]
diff --git a/backend/src/backend/logging.py b/backend/src/backend/logging.py
index b9bac60c..951acb9c 100644
--- a/backend/src/backend/logging.py
+++ b/backend/src/backend/logging.py
@@ -10,8 +10,6 @@ from fastapi import FastAPI
 from fastapi import Request
 from fastapi import Response
 
-from backend import config
-
 
 class RedactFilter(logging.Filter):
     """Filter to redact sensitive information in logs."""
@@ -41,9 +39,6 @@ def setup_logging(app: FastAPI) -> None:
     logger: logging.Logger = logging.getLogger()
     logger.setLevel(log_level)
 
-    if config("ENVIRONMENT", default="development") == "development":
-        logging.getLogger("sqlalchemy.engine").setLevel(logging.INFO)
-
     # Clear any existing handlers to avoid duplicate logs
     logger.handlers.clear()
 
diff --git a/backend/src/backend/sql.py b/backend/src/backend/sql.py
index 00e76e1c..6e3f2e7a 100644
--- a/backend/src/backend/sql.py
+++ b/backend/src/backend/sql.py
@@ -18,10 +18,8 @@ from backend.models import Room
 from backend.models import User
 
 
-# Configure logging
 logger = logging.getLogger(__name__)
 
-# Python 3.13 type aliases
 type UserList = list[User]
 type RoomList = list[Room]
 type BookingList = list[Booking]