diff --git a/stdlib/2/sys.pyi b/stdlib/2/sys.pyi
index 2ed8fdfa5b2c..33fca3bea8f5 100644
--- a/stdlib/2/sys.pyi
+++ b/stdlib/2/sys.pyi
@@ -116,7 +116,6 @@ def __displayhook__(value: int) -> None: ...
 def __excepthook__(type_: type, value: BaseException, traceback: TracebackType) -> None: ...
 def exc_clear() -> None:
     raise DeprecationWarning()
-# TODO should be a union of tuple, see mypy#1178
 def exc_info() -> _OptExcInfo: ...
 
 # sys.exit() accepts an optional argument of anything printable