diff --git a/stdlib/2/__builtin__.pyi b/stdlib/2/__builtin__.pyi
index 04bcd687b..e5fda2f31 100644
--- a/stdlib/2/__builtin__.pyi
+++ b/stdlib/2/__builtin__.pyi
@@ -996,12 +996,12 @@ class dict(MutableMapping[_KT, _VT], Generic[_KT, _VT]):
         def viewkeys(self) -> KeysView[_KT]: ...
         def viewvalues(self) -> ValuesView[_VT]: ...
         def viewitems(self) -> ItemsView[_KT, _VT]: ...
-    @staticmethod
+    @classmethod
     @overload
-    def fromkeys(__iterable: Iterable[_T]) -> Dict[_T, Any]: ...  # TODO: Actually a class method (mypy/issues#328)
-    @staticmethod
+    def fromkeys(cls, __iterable: Iterable[_T]) -> Dict[_T, Any]: ...
+    @classmethod
     @overload
-    def fromkeys(__iterable: Iterable[_T], __value: _S) -> Dict[_T, _S]: ...
+    def fromkeys(cls, __iterable: Iterable[_T], __value: _S) -> Dict[_T, _S]: ...
     def __len__(self) -> int: ...
     def __getitem__(self, k: _KT) -> _VT: ...
     def __setitem__(self, k: _KT, v: _VT) -> None: ...
diff --git a/stdlib/2and3/builtins.pyi b/stdlib/2and3/builtins.pyi
index 04bcd687b..e5fda2f31 100644
--- a/stdlib/2and3/builtins.pyi
+++ b/stdlib/2and3/builtins.pyi
@@ -996,12 +996,12 @@ class dict(MutableMapping[_KT, _VT], Generic[_KT, _VT]):
         def viewkeys(self) -> KeysView[_KT]: ...
         def viewvalues(self) -> ValuesView[_VT]: ...
         def viewitems(self) -> ItemsView[_KT, _VT]: ...
-    @staticmethod
+    @classmethod
     @overload
-    def fromkeys(__iterable: Iterable[_T]) -> Dict[_T, Any]: ...  # TODO: Actually a class method (mypy/issues#328)
-    @staticmethod
+    def fromkeys(cls, __iterable: Iterable[_T]) -> Dict[_T, Any]: ...
+    @classmethod
     @overload
-    def fromkeys(__iterable: Iterable[_T], __value: _S) -> Dict[_T, _S]: ...
+    def fromkeys(cls, __iterable: Iterable[_T], __value: _S) -> Dict[_T, _S]: ...
     def __len__(self) -> int: ...
     def __getitem__(self, k: _KT) -> _VT: ...
     def __setitem__(self, k: _KT, v: _VT) -> None: ...