diff --git a/stdlib/3/datetime.pyi b/stdlib/3/datetime.pyi
index a894ab859..527867da8 100644
--- a/stdlib/3/datetime.pyi
+++ b/stdlib/3/datetime.pyi
@@ -1,13 +1,9 @@
-# Stubs for datetime
-
-# NOTE: These are incomplete!
-
 from typing import Optional, SupportsAbs, Tuple, overload
 
 MINYEAR = 0
 MAXYEAR = 0
 
-TimeTuple = Tuple[int, int, int, int, int, int, int, int, int]
+_TimeTuple = Tuple[int, int, int, int, int, int, int, int, int]
 
 class tzinfo:
     def tzname(self, dt: Optional[datetime]) -> str: ...
@@ -191,9 +187,9 @@ class datetime:
     def strftime(self, fmt: str) -> str: ...
     def __format__(self, fmt: str) -> str: ...
     def toordinal(self) -> int: ...
-    def timetuple(self) -> TimeTuple: ...  # TODO return type
+    def timetuple(self) -> _TimeTuple: ...
     def timestamp(self) -> float: ...
-    def utctimetuple(self) -> TimeTuple: ...  # TODO return type
+    def utctimetuple(self) -> _TimeTuple: ...
     def date(self) -> _date: ...
     def time(self) -> _time: ...
     def timetz(self) -> _time: ...