diff --git a/src/store/managers/display_manager.py b/src/store/managers/display_manager.py
index e79746e..2d1377a 100644
--- a/src/store/managers/display_manager.py
+++ b/src/store/managers/display_manager.py
@@ -8,7 +8,7 @@ from src.store.managers.manager import Manager
 class DisplayManager(Manager):
     """Manager in charge of adding a game to the UI"""
 
-    run_after = set((SteamAPIManager, SGDBManager))
+    run_after = (SteamAPIManager, SGDBManager)
 
     def manager_logic(self, game: Game, _additional_data: dict) -> None:
         # TODO decouple a game from its widget
diff --git a/src/store/managers/file_manager.py b/src/store/managers/file_manager.py
index 66cebc4..7a72e5d 100644
--- a/src/store/managers/file_manager.py
+++ b/src/store/managers/file_manager.py
@@ -6,7 +6,7 @@ from src.store.managers.steam_api_manager import SteamAPIManager
 class FileManager(AsyncManager):
     """Manager in charge of saving a game to a file"""
 
-    run_after = set((SteamAPIManager,))
+    run_after = (SteamAPIManager,)
 
     def manager_logic(self, game: Game, _additional_data: dict) -> None:
         game.save()
diff --git a/src/store/managers/itch_cover_manager.py b/src/store/managers/itch_cover_manager.py
index abf61b2..03bfcd1 100644
--- a/src/store/managers/itch_cover_manager.py
+++ b/src/store/managers/itch_cover_manager.py
@@ -17,8 +17,8 @@ from src.utils.save_cover import resize_cover, save_cover
 class ItchCoverManager(Manager):
     """Manager in charge of downloading the game's cover from itch.io"""
 
-    run_after = set((LocalCoverManager,))
-    retryable_on = set((HTTPError, SSLError))
+    run_after = (LocalCoverManager,)
+    retryable_on = (HTTPError, SSLError)
 
     def manager_logic(self, game: Game, additional_data: dict) -> None:
         # Get the first matching cover url
diff --git a/src/store/managers/local_cover_manager.py b/src/store/managers/local_cover_manager.py
index a191f36..eba3abc 100644
--- a/src/store/managers/local_cover_manager.py
+++ b/src/store/managers/local_cover_manager.py
@@ -9,7 +9,7 @@ from src.utils.save_cover import save_cover, resize_cover
 class LocalCoverManager(Manager):
     """Manager in charge of adding the local cover image of the game"""
 
-    run_after = set((SteamAPIManager,))
+    run_after = (SteamAPIManager,)
 
     def manager_logic(self, game: Game, additional_data: dict) -> None:
         # Ensure that the cover path is in the additional data
diff --git a/src/store/managers/manager.py b/src/store/managers/manager.py
index e73eb5a..927d8ca 100644
--- a/src/store/managers/manager.py
+++ b/src/store/managers/manager.py
@@ -2,7 +2,7 @@ import logging
 from abc import abstractmethod
 from threading import Lock
 from time import sleep
-from typing import Any, Callable
+from typing import Any, Callable, Container
 
 from src.game import Game
 
@@ -16,11 +16,11 @@ class Manager:
     * May be retried on some specific error types
     """
 
-    run_after: set[type["Manager"]] = set()
+    run_after: Container[type["Manager"]] = tuple()
     blocking: bool = True
 
-    retryable_on: set[type[Exception]] = set()
-    continue_on: set[type[Exception]] = set()
+    retryable_on: Container[type[Exception]] = tuple()
+    continue_on: Container[type[Exception]] = tuple()
     retry_delay: int = 3
     max_tries: int = 3
 
diff --git a/src/store/managers/online_cover_manager.py b/src/store/managers/online_cover_manager.py
index b4e5bf0..e9b8411 100644
--- a/src/store/managers/online_cover_manager.py
+++ b/src/store/managers/online_cover_manager.py
@@ -13,8 +13,8 @@ from src.utils.save_cover import resize_cover, save_cover
 class OnlineCoverManager(Manager):
     """Manager that downloads game covers from URLs"""
 
-    run_after = set((LocalCoverManager,))
-    retryable_on = set((HTTPError, SSLError))
+    run_after = (LocalCoverManager,)
+    retryable_on = (HTTPError, SSLError)
 
     def manager_logic(self, game: Game, additional_data: dict) -> None:
         # Ensure that we have a cover to download
diff --git a/src/store/managers/sgdb_manager.py b/src/store/managers/sgdb_manager.py
index c1831fc..5844204 100644
--- a/src/store/managers/sgdb_manager.py
+++ b/src/store/managers/sgdb_manager.py
@@ -13,8 +13,8 @@ from src.utils.steamgriddb import SGDBAuthError, SGDBHelper
 class SGDBManager(AsyncManager):
     """Manager in charge of downloading a game's cover from steamgriddb"""
 
-    run_after = set((SteamAPIManager, LocalCoverManager, ItchCoverManager))
-    retryable_on = set((HTTPError, SSLError, ConnectionError, JSONDecodeError))
+    run_after = (SteamAPIManager, LocalCoverManager, ItchCoverManager)
+    retryable_on = (HTTPError, SSLError, ConnectionError, JSONDecodeError)
 
     def manager_logic(self, game: Game, _additional_data: dict) -> None:
         try:
diff --git a/src/store/managers/steam_api_manager.py b/src/store/managers/steam_api_manager.py
index faad9d7..efe82e2 100644
--- a/src/store/managers/steam_api_manager.py
+++ b/src/store/managers/steam_api_manager.py
@@ -13,7 +13,7 @@ from src.utils.steam import (
 class SteamAPIManager(AsyncManager):
     """Manager in charge of completing a game's data from the Steam API"""
 
-    retryable_on = set((HTTPError, SSLError))
+    retryable_on = (HTTPError, SSLError)
 
     steam_api_helper: SteamAPIHelper = None
     steam_rate_limiter: SteamRateLimiter = None