diff --git a/deep_ice/__init__.py b/deep_ice/__init__.py
index db57a49..973501c 100644
--- a/deep_ice/__init__.py
+++ b/deep_ice/__init__.py
@@ -26,7 +26,7 @@ async def lifespan(fast_app: FastAPI):
 class TaskQueue:
     functions = [payment_service.make_payment_task]
     redis_settings = redis_settings
-    max_tries = settings.TASK_MAX_RETRIES
+    max_tries = settings.TASK_MAX_TRIES
     retry_delay = settings.TASK_RETRY_DELAY
 
 
diff --git a/deep_ice/api/routes/cart.py b/deep_ice/api/routes/cart.py
index 9351b93..c88939c 100644
--- a/deep_ice/api/routes/cart.py
+++ b/deep_ice/api/routes/cart.py
@@ -43,13 +43,14 @@ async def get_cart_items(current_user: CurrentUserDep, cart_service: CartService
     return cart
 
 
-@router.post("/items", response_model=RetrieveCartItem)
+@router.post(
+    "/items", response_model=RetrieveCartItem, status_code=status.HTTP_201_CREATED
+)
 async def add_item_to_cart(
     session: SessionDep,
     current_user: CurrentUserDep,
     cart_service: CartServiceDep,
     item: Annotated[CreateCartItem, Body()],
-    response: Response,
 ):
     cart = await cart_service.ensure_cart(cast(int, current_user.id))
     cart_item = CartItem(cart_id=cart.id, **item.model_dump())
@@ -65,7 +66,6 @@ async def add_item_to_cart(
     else:
         cart_item.icecream = icecream
 
-    response.status_code = status.HTTP_201_CREATED
     return cart_item
 
 
diff --git a/deep_ice/api/routes/payments.py b/deep_ice/api/routes/payments.py
index 45f9a9a..8dcb346 100644
--- a/deep_ice/api/routes/payments.py
+++ b/deep_ice/api/routes/payments.py
@@ -6,9 +6,8 @@
 from sqlalchemy.exc import SQLAlchemyError
 
 from deep_ice.core import logger
-from deep_ice.core.dependencies import CurrentUserDep, SessionDep
+from deep_ice.core.dependencies import CartServiceDep, CurrentUserDep, SessionDep
 from deep_ice.models import PaymentMethod, PaymentStatus, RetrievePayment
-from deep_ice.services.cart import CartService
 from deep_ice.services.order import OrderService
 from deep_ice.services.payment import PaymentError, PaymentService, payment_stub
 from deep_ice.services.stats import stats_service
@@ -20,13 +19,13 @@
 async def make_payment(
     session: SessionDep,
     current_user: CurrentUserDep,
+    cart_service: CartServiceDep,
     method: Annotated[PaymentMethod, Body(embed=True)],
     request: Request,
     response: Response,
 ):
     # FIXME(cmin764): Check if we need an async Lock primitive here in order to allow
     #  only one user to submit an order at a time. (based on available stock check)
-    cart_service = CartService(session)
     cart = await cart_service.get_cart(cast(int, current_user.id))
     if not cart or not cart.items:
         raise HTTPException(
diff --git a/deep_ice/core/config.py b/deep_ice/core/config.py
index fd72c26..8524844 100644
--- a/deep_ice/core/config.py
+++ b/deep_ice/core/config.py
@@ -31,7 +31,7 @@ class Settings(BaseSettings):
 
     REDIS_HOST: str = "localhost"
 
-    TASK_MAX_RETRIES: int = 3
+    TASK_MAX_TRIES: int = 3
     TASK_RETRY_DELAY: int = 1  # seconds between retries
     TASK_BACKOFF_FACTOR: int = 5  # seconds to wait based on the job try counter