diff --git a/app.py b/app.py
index ab6a9b9..5df14b7 100644
--- a/app.py
+++ b/app.py
@@ -241,9 +241,9 @@ async def new_room(request):
     )
 
 
-quick_queue: deque[str]
-quick_map: dict[str, Room]
-quick_last_map: dict[str, datetime]
+quick_queue: deque[str] = deque()
+quick_map: dict[str, Room] = {}
+quick_last_map: dict[str, datetime] = {}
 lock = asyncio.Lock()