diff --git a/stdlib/2/UserDict.pyi b/stdlib/2/UserDict.pyi
index 965e88e03..1d850cfc2 100644
--- a/stdlib/2/UserDict.pyi
+++ b/stdlib/2/UserDict.pyi
@@ -6,7 +6,7 @@ _VT = TypeVar('_VT')
 _T = TypeVar('_T')
 
 class UserDict(Dict[_KT, _VT], Generic[_KT, _VT]):
-    data: Mapping[_KT, _VT]
+    data: Dict[_KT, _VT]
 
     def __init__(self, initialdata: Mapping[_KT, _VT] = ...) -> None: ...
 
diff --git a/stdlib/2/UserList.pyi b/stdlib/2/UserList.pyi
index 97ba17a9b..3c71e8292 100644
--- a/stdlib/2/UserList.pyi
+++ b/stdlib/2/UserList.pyi
@@ -1,9 +1,10 @@
-from typing import Iterable, MutableSequence, TypeVar, Union, overload
+from typing import Iterable, MutableSequence, TypeVar, Union, overload, List
 
 _T = TypeVar("_T")
 _S = TypeVar("_S")
 
 class UserList(MutableSequence[_T]):
+    data: List[_T]
     def insert(self, index: int, object: _T) -> None: ...
     @overload
     def __setitem__(self, i: int, o: _T) -> None: ...