diff --git a/stubs/twisted/internet/defer.pyi b/stubs/twisted/internet/defer.pyi
deleted file mode 100644
--- a/stubs/twisted/internet/defer.pyi
+++ /dev/null
@@ -1,126 +0,0 @@
-# Stubs for twisted.internet.defer (Python 3)
-#
-# NOTE: This dynamically typed stub was automatically generated by stubgen.
-
-from twisted.python import lockfile
-from typing import Any, Callable, Generic, Optional, TypeVar
-
-class AlreadyCalledError(Exception): ...
-class CancelledError(Exception): ...
-class TimeoutError(Exception): ...
-
-def succeed(result: Any): ...
-def fail(result: Optional[Any] = ...): ...
-def maybeDeferred(f: Any, *args: Any, **kw: Any): ...
-
-T = TypeVar('T')
-class Deferred(Generic[T]):
-    called: bool = ...
-    paused: bool = ...
-    debug: bool = ...
-    callbacks: Any = ...
-    def __init__(self, canceller: Optional[Any] = ...) -> None: ...
-    def addCallbacks(self,
-                     callback: Callable[[T], Any],
-                     errback: Optional[Any] = ...,
-                     callbackArgs: Optional[Any] = ...,
-                     callbackKeywords: Optional[Any] = ...,
-                     errbackArgs: Optional[Any] = ...,
-                     errbackKeywords: Optional[Any] = ...): ...
-    def addCallback(self, callback: Callable[[T], Any], *args: Any, **kw: Any): ...
-    def addErrback(self, errback: Any, *args: Any, **kw: Any): ...
-    def addBoth(self, callback: Callable[[T], Any], *args: Any, **kw: Any): ...
-    def addTimeout(self, timeout: Any, clock: Any, onTimeoutCancel: Optional[Any] = ...): ...
-    def chainDeferred(self, d: Any): ...
-    def callback(self, result: T) -> None: ...
-    def errback(self, fail: Optional[Any] = ...) -> None: ...
-    def pause(self) -> None: ...
-    def unpause(self) -> None: ...
-    def cancel(self) -> None: ...
-    def __iter__(self): ...
-    def send(self, value: Optional[Any] = ...): ...
-    __await__: Any = ...
-    __next__: Any = ...
-    def asFuture(self, loop: Any): ...
-    @classmethod
-    def fromFuture(cls, future: Any): ...
-
-def ensureDeferred(coro: Any): ...
-
-class DebugInfo:
-    failResult: Any = ...
-    def __del__(self) -> None: ...
-
-class FirstError(Exception):
-    subFailure: Any = ...
-    index: Any = ...
-    def __init__(self, failure: Any, index: Any) -> None: ...
-    def __cmp__(self, other: Any): ...
-
-class DeferredList(Deferred):
-    fireOnOneCallback: bool = ...
-    fireOnOneErrback: bool = ...
-    resultList: Any = ...
-    consumeErrors: Any = ...
-    finishedCount: int = ...
-    def __init__(self, deferredList: Any, fireOnOneCallback: bool = ..., fireOnOneErrback: bool = ..., consumeErrors: bool = ...) -> None: ...
-    def cancel(self) -> None: ...
-
-def gatherResults(deferredList: Any, consumeErrors: bool = ...): ...
-
-SUCCESS: bool
-FAILURE: bool
-
-class waitForDeferred:
-    d: Any = ...
-    def __init__(self, d: Any) -> None: ...
-    def getResult(self): ...
-
-def deferredGenerator(f: Any): ...
-
-class _DefGen_Return(BaseException):
-    value: Any = ...
-    def __init__(self, value: Any) -> None: ...
-
-def returnValue(val: Any) -> None: ...
-
-class _InternalInlineCallbacksCancelledError(Exception): ...
-
-def inlineCallbacks(f: Any): ...
-
-class _ConcurrencyPrimitive:
-    waiting: Any = ...
-    def __init__(self) -> None: ...
-    def run(*args: Any, **kwargs: Any): ...
-
-class DeferredLock(_ConcurrencyPrimitive):
-    locked: bool = ...
-    def acquire(self): ...
-    def release(self) -> None: ...
-
-class DeferredSemaphore(_ConcurrencyPrimitive):
-    tokens: Any = ...
-    limit: Any = ...
-    def __init__(self, tokens: Any) -> None: ...
-    def acquire(self): ...
-    def release(self) -> None: ...
-
-class QueueOverflow(Exception): ...
-class QueueUnderflow(Exception): ...
-
-class DeferredQueue:
-    waiting: Any = ...
-    pending: Any = ...
-    size: Any = ...
-    backlog: Any = ...
-    def __init__(self, size: Optional[Any] = ..., backlog: Optional[Any] = ...) -> None: ...
-    def put(self, obj: Any) -> None: ...
-    def get(self): ...
-
-class AlreadyTryingToLockError(Exception): ...
-
-class DeferredFilesystemLock(lockfile.FilesystemLock):
-    def __init__(self, name: Any, scheduler: Optional[Any] = ...) -> None: ...
-    def deferUntilLocked(self, timeout: Optional[Any] = ...): ...
-
-def setDebugging(yes: bool) -> None: ...