diff --git a/app/crud/todo.py b/app/crud/todo.py
index c3e70c7..dac9631 100644
--- a/app/crud/todo.py
+++ b/app/crud/todo.py
@@ -34,9 +34,7 @@ class CRUDTodo:
         if completed is not None:
             filters.append(Todo.completed == completed)
         if overdue_only:
-            filters.append(
-                and_(Todo.due_date < datetime.now(), not_(Todo.completed))
-            )
+            filters.append(and_(Todo.due_date < datetime.now(), not_(Todo.completed)))
 
         if filters:
             query = query.filter(and_(*filters))
diff --git a/migrations/env.py b/migrations/env.py
index e134b75..327ff3a 100644
--- a/migrations/env.py
+++ b/migrations/env.py
@@ -7,11 +7,13 @@ from sqlalchemy import engine_from_config, pool
 from alembic import context
 
 # Add the project root directory to the Python path
-sys.path.append(str(Path(__file__).resolve().parent.parent))
+project_root = Path(__file__).resolve().parent.parent
+sys.path.insert(0, str(project_root))
 
 # Import Base from app.db.base
 from app.db.base_model import Base  # noqa
-from app.core.config import settings  # noqa
+
+# No need to import settings since we use alembic.ini database URL
 
 # this is the Alembic Config object, which provides
 # access to the values within the .ini file in use.
diff --git a/requirements.txt b/requirements.txt
index a4eca1d..9ea4399 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,6 +3,7 @@ uvicorn>=0.23.2
 sqlalchemy>=2.0.0
 pydantic>=2.4.2
 pydantic[email]>=2.4.2
+pydantic-settings>=2.0.0
 alembic>=1.12.0
 python-dotenv>=1.0.0
 ruff>=0.1.3
\ No newline at end of file