diff --git a/stubs/rx/backpressure/stopandwaitobservable.pyi b/stubs/rx/backpressure/stopandwaitobservable.pyi
deleted file mode 100644
--- a/stubs/rx/backpressure/stopandwaitobservable.pyi
+++ /dev/null
@@ -1,24 +0,0 @@
-# Stubs for rx.backpressure.stopandwaitobservable (Python 3)
-#
-# NOTE: This dynamically typed stub was automatically generated by stubgen.
-
-from rx.core import ObservableBase, Observer
-from typing import Any, Optional
-
-class StopAndWaitObserver(Observer):
-    scheduler: Any = ...
-    observer: Any = ...
-    observable: Any = ...
-    cancel: Any = ...
-    is_disposed: bool = ...
-    def __init__(self, observer: Any, observable: Any, cancel: Any, scheduler: Optional[Any] = ...) -> None: ...
-    def on_completed(self) -> None: ...
-    def on_error(self, error: Any) -> None: ...
-    def on_next(self, value: Any) -> None: ...
-    def dispose(self) -> None: ...
-
-class StopAndWaitObservable(ObservableBase):
-    scheduler: Any = ...
-    source: Any = ...
-    subscription: Any = ...
-    def __init__(self, source: Any, scheduler: Optional[Any] = ...) -> None: ...