diff --git a/stdlib/queue.pyi b/stdlib/queue.pyi
index 9671155b7..ae5b9ede1 100644
--- a/stdlib/queue.pyi
+++ b/stdlib/queue.pyi
@@ -18,6 +18,8 @@ class Queue(Generic[_T]):
     not_full: Condition  # undocumented
     all_tasks_done: Condition  # undocumented
     unfinished_tasks: int  # undocumented
+    # Despite the fact that `queue` has `deque` type,
+    # we treat it as `Any` to allow different implementations in subtypes.
     queue: Any  # undocumented
     def __init__(self, maxsize: int = ...) -> None: ...
     def _init(self, maxsize: int) -> None: ...
@@ -36,8 +38,11 @@ class Queue(Generic[_T]):
     if sys.version_info >= (3, 9):
         def __class_getitem__(cls, item: Any) -> GenericAlias: ...
 
-class PriorityQueue(Queue[_T]): ...
-class LifoQueue(Queue[_T]): ...
+class PriorityQueue(Queue[_T]):
+    queue: list[_T]
+
+class LifoQueue(Queue[_T]):
+    queue: list[_T]
 
 if sys.version_info >= (3, 7):
     class SimpleQueue(Generic[_T]):