diff --git a/media_manager/auth/users.py b/media_manager/auth/users.py
index 4311517..e5549fb 100644
--- a/media_manager/auth/users.py
+++ b/media_manager/auth/users.py
@@ -1,7 +1,7 @@
 import contextlib
 import logging
 import uuid
-from typing import Any, Optional
+from typing import Any, Optional, override
 
 from fastapi import Depends, Request
 from fastapi.responses import RedirectResponse, Response
@@ -44,6 +44,7 @@ class UserManager(UUIDIDMixin, BaseUserManager[User, uuid.UUID]):
     reset_password_token_secret = SECRET
     verification_token_secret = SECRET
 
+    @override
     async def on_after_update(
         self,
         user: models.UP,
@@ -57,12 +58,14 @@ class UserManager(UUIDIDMixin, BaseUserManager[User, uuid.UUID]):
             updated_user = UserUpdate(is_verified=True)
             await self.update(user=user, user_update=updated_user)
 
+    @override
     async def on_after_register(self, user: User, request: Optional[Request] = None):
         log.info(f"User {user.id} has registered.")
         if user.email in config.admin_emails:
             updated_user = UserUpdate(is_superuser=True, is_verified=True)
             await self.update(user=user, user_update=updated_user)
 
+    @override
     async def on_after_forgot_password(
         self, user: User, token: str, request: Optional[Request] = None
     ):
@@ -93,11 +96,13 @@ class UserManager(UUIDIDMixin, BaseUserManager[User, uuid.UUID]):
         )
         log.info(f"Sent password reset email to {user.email}")
 
+    @override
     async def on_after_reset_password(
         self, user: User, request: Optional[Request] = None
     ):
         log.info(f"User {user.id} has reset their password.")
 
+    @override
     async def on_after_request_verify(
         self, user: User, token: str, request: Optional[Request] = None
     ):
@@ -105,6 +110,7 @@ class UserManager(UUIDIDMixin, BaseUserManager[User, uuid.UUID]):
             f"Verification requested for user {user.id}. Verification token: {token}"
         )
 
+    @override
     async def on_after_verify(self, user: User, request: Optional[Request] = None):
         log.info(f"User {user.id} has been verified")
 
diff --git a/media_manager/exceptions.py b/media_manager/exceptions.py
index 03cb2be..ec4e924 100644
--- a/media_manager/exceptions.py
+++ b/media_manager/exceptions.py
@@ -1,4 +1,4 @@
-from fastapi import Request
+from fastapi import FastAPI, Request
 from fastapi.responses import JSONResponse
 from psycopg.errors import UniqueViolation
 from sqlalchemy.exc import IntegrityError
@@ -72,53 +72,53 @@ class UnprocessableEntityError(MediaManagerException):
 
 # Exception handlers
 async def media_already_exists_exception_handler(
-    request: Request, exc: MediaAlreadyExists
+    _request: Request, exc: MediaAlreadyExists
 ) -> JSONResponse:
     return JSONResponse(status_code=409, content={"detail": exc.message})
 
 
 async def not_found_error_exception_handler(
-    request: Request, exc: NotFoundError
+    _request: Request, exc: NotFoundError
 ) -> JSONResponse:
     return JSONResponse(status_code=404, content={"detail": exc.message})
 
 
 async def invalid_config_error_exception_handler(
-    request: Request, exc: InvalidConfigError
+    _request: Request, exc: InvalidConfigError
 ) -> JSONResponse:
     return JSONResponse(status_code=500, content={"detail": exc.message})
 
 
 async def bad_request_error_handler(
-    request: Request, exc: BadRequestError
+    _request: Request, exc: BadRequestError
 ) -> JSONResponse:
     return JSONResponse(status_code=400, content={"detail": exc.message})
 
 
 async def unauthorized_error_handler(
-    request: Request, exc: UnauthorizedError
+    _request: Request, exc: UnauthorizedError
 ) -> JSONResponse:
     return JSONResponse(status_code=401, content={"detail": exc.message})
 
 
 async def forbidden_error_handler(
-    request: Request, exc: ForbiddenError
+    _request: Request, exc: ForbiddenError
 ) -> JSONResponse:
     return JSONResponse(status_code=403, content={"detail": exc.message})
 
 
-async def conflict_error_handler(request: Request, exc: ConflictError) -> JSONResponse:
+async def conflict_error_handler(_request: Request, exc: ConflictError) -> JSONResponse:
     return JSONResponse(status_code=409, content={"detail": exc.message})
 
 
 async def unprocessable_entity_error_handler(
-    request: Request, exc: UnprocessableEntityError
+    _request: Request, exc: UnprocessableEntityError
 ) -> JSONResponse:
     return JSONResponse(status_code=422, content={"detail": exc.message})
 
 
 async def sqlalchemy_integrity_error_handler(
-    request: Request, exc: Exception
+    _request: Request, _exc: Exception
 ) -> JSONResponse:
     return JSONResponse(
         status_code=409,
@@ -128,7 +128,7 @@ async def sqlalchemy_integrity_error_handler(
     )
 
 
-def register_exception_handlers(app):
+def register_exception_handlers(app: FastAPI):
     app.add_exception_handler(NotFoundError, not_found_error_exception_handler)
     app.add_exception_handler(
         MediaAlreadyExists, media_already_exists_exception_handler
diff --git a/media_manager/logging.py b/media_manager/logging.py
index 0b252c6..2d63833 100644
--- a/media_manager/logging.py
+++ b/media_manager/logging.py
@@ -4,11 +4,13 @@ import sys
 from datetime import datetime, timezone
 from logging.config import dictConfig
 from pathlib import Path
+from typing import override
 
 from pythonjsonlogger.json import JsonFormatter
 
 
 class ISOJsonFormatter(JsonFormatter):
+    @override
     def formatTime(self, record, datefmt=None):
         dt = datetime.fromtimestamp(record.created, tz=timezone.utc)
         return dt.isoformat(timespec="milliseconds").replace("+00:00", "Z")
diff --git a/media_manager/main.py b/media_manager/main.py
index 10c6e39..53ada7d 100644
--- a/media_manager/main.py
+++ b/media_manager/main.py
@@ -51,7 +51,7 @@ log = logging.getLogger(__name__)
 if config.misc.development:
     log.warning("Development Mode activated!")
 
-scheduler = setup_scheduler(config, log)
+scheduler = setup_scheduler(config)
 
 run_filesystem_checks(config, log)
 
@@ -159,7 +159,7 @@ async def login():
 
 # this will serve the custom 404 page for frontend routes, so SvelteKit can handle routing
 @app.exception_handler(404)
-async def not_found_handler(request, exc):
+async def not_found_handler(request, _exc):
     if not DISABLE_FRONTEND_MOUNT and any(
         base_path in ["/web", "/dashboard", "/login"] for base_path in request.url.path
     ):
diff --git a/media_manager/metadataProvider/tmdb.py b/media_manager/metadataProvider/tmdb.py
index d9ec2bc..d2a4716 100644
--- a/media_manager/metadataProvider/tmdb.py
+++ b/media_manager/metadataProvider/tmdb.py
@@ -1,4 +1,5 @@
 import logging
+from typing import override
 
 import requests
 
@@ -211,6 +212,7 @@ class TmdbMetadataProvider(AbstractMetadataProvider):
                 )
             raise
 
+    @override
     def download_show_poster_image(self, show: Show) -> bool:
         # Determine which language to use based on show's original_language
         language = self.__get_language_param(show.original_language)
@@ -236,6 +238,7 @@ class TmdbMetadataProvider(AbstractMetadataProvider):
             return False
         return True
 
+    @override
     def get_show_metadata(
         self, show_id: int | None = None, language: str | None = None
     ) -> Show:
@@ -310,6 +313,7 @@ class TmdbMetadataProvider(AbstractMetadataProvider):
 
         return show
 
+    @override
     def search_show(
         self, query: str | None = None, max_pages: int = 5
     ) -> list[MetaDataProviderSearchResult]:
@@ -369,6 +373,7 @@ class TmdbMetadataProvider(AbstractMetadataProvider):
                 log.warning(f"Error processing search result: {e}")
         return formatted_results
 
+    @override
     def get_movie_metadata(
         self, movie_id: int | None = None, language: str | None = None
     ) -> Movie:
@@ -413,6 +418,7 @@ class TmdbMetadataProvider(AbstractMetadataProvider):
 
         return movie
 
+    @override
     def search_movie(
         self, query: str | None = None, max_pages: int = 5
     ) -> list[MetaDataProviderSearchResult]:
@@ -472,6 +478,7 @@ class TmdbMetadataProvider(AbstractMetadataProvider):
                 log.warning(f"Error processing search result: {e}")
         return formatted_results
 
+    @override
     def download_movie_poster_image(self, movie: Movie) -> bool:
         # Determine which language to use based on movie's original_language
         language = self.__get_language_param(movie.original_language)
diff --git a/media_manager/metadataProvider/tvdb.py b/media_manager/metadataProvider/tvdb.py
index 3d88ebc..3007975 100644
--- a/media_manager/metadataProvider/tvdb.py
+++ b/media_manager/metadataProvider/tvdb.py
@@ -1,4 +1,5 @@
 import logging
+from typing import override
 
 import requests
 
@@ -46,6 +47,7 @@ class TvdbMetadataProvider(AbstractMetadataProvider):
     def __get_trending_movies(self) -> dict:
         return requests.get(url=f"{self.url}/movies/trending", timeout=60).json()
 
+    @override
     def download_show_poster_image(self, show: Show) -> bool:
         show_metadata = self.__get_show(show_id=show.external_id)
 
@@ -61,6 +63,7 @@ class TvdbMetadataProvider(AbstractMetadataProvider):
             log.warning(f"image for show {show.name} could not be downloaded")
             return False
 
+    @override
     def get_show_metadata(
         self, show_id: int | None = None, language: str | None = None
     ) -> Show:
@@ -127,6 +130,7 @@ class TvdbMetadataProvider(AbstractMetadataProvider):
 
         return show
 
+    @override
     def search_show(
         self, query: str | None = None
     ) -> list[MetaDataProviderSearchResult]:
@@ -186,6 +190,7 @@ class TvdbMetadataProvider(AbstractMetadataProvider):
                     log.warning(f"Error processing search result: {e}")
             return formatted_results
 
+    @override
     def search_movie(
         self, query: str | None = None
     ) -> list[MetaDataProviderSearchResult]:
@@ -253,6 +258,7 @@ class TvdbMetadataProvider(AbstractMetadataProvider):
                     log.warning(f"Error processing search result: {e}")
             return formatted_results
 
+    @override
     def download_movie_poster_image(self, movie: Movie) -> bool:
         movie_metadata = self.__get_movie(movie.external_id)
 
@@ -268,6 +274,7 @@ class TvdbMetadataProvider(AbstractMetadataProvider):
             log.warning(f"image for show {movie.name} could not be downloaded")
             return False
 
+    @override
     def get_movie_metadata(
         self, movie_id: int | None = None, language: str | None = None
     ) -> Movie:
diff --git a/media_manager/scheduler.py b/media_manager/scheduler.py
index cd335a6..5d2e152 100644
--- a/media_manager/scheduler.py
+++ b/media_manager/scheduler.py
@@ -15,7 +15,7 @@ from media_manager.tv.service import (
 )
 
 
-def setup_scheduler(config, log):
+def setup_scheduler(config):
     from media_manager.database import init_engine
 
     init_engine(config.database)
diff --git a/ruff.toml b/ruff.toml
index 00719e2..fa401ad 100644
--- a/ruff.toml
+++ b/ruff.toml
@@ -3,9 +3,9 @@ line-ending = "lf"
 quote-style = "double"
 
 [lint]
-# to be enabled: ANN, ARG, BLE, C90, CPY, D, DOC, DTZ, FBT, G, INP, INT, N, PERF, PIE, PL, PTH, RET, RSE, SLF, SIM, TC, TRY, UP
+# to be enabled: ANN, BLE, C90, CPY, D, DOC, DTZ, FBT, G, INP, INT, N, PERF, PIE, PL, PTH, RET, RSE, SLF, SIM, TC, TRY, UP
 extend-select = [
-    "A", "ASYNC",
+    "A", "ARG", "ASYNC",
     "B",
     "C4", "COM",
     "E", "EM", "EXE",