diff --git a/stdlib/3/concurrent/futures/_base.pyi b/stdlib/3/concurrent/futures/_base.pyi
index 22a400ad0..352913b32 100644
--- a/stdlib/3/concurrent/futures/_base.pyi
+++ b/stdlib/3/concurrent/futures/_base.pyi
@@ -14,8 +14,6 @@ class Error(Exception): ...
 class CancelledError(Error): ...
 class TimeoutError(Error): ...
 
-DoneAndNotDoneFutures = NamedTuple('DoneAndNotDoneFutures', [('done', Future[Any]), ('not_done', Future[Any])])
-
 _T = TypeVar('_T')
 
 class Future(Generic[_T]):