diff --git a/stdlib/2/__builtin__.pyi b/stdlib/2/__builtin__.pyi
index 83e6c29be..026552cf2 100644
--- a/stdlib/2/__builtin__.pyi
+++ b/stdlib/2/__builtin__.pyi
@@ -673,6 +673,9 @@ class property:
     def __get__(self, obj: Any, type: type=None) -> Any: ...
     def __set__(self, obj: Any, value: Any) -> None: ...
     def __delete__(self, obj: Any) -> None: ...
+    def fget(self) -> Any: ...
+    def fset(self, value: Any) -> None: ...
+    def fdel(self) -> None: ...
 
 long = int
 bytes = str
diff --git a/stdlib/3/builtins.pyi b/stdlib/3/builtins.pyi
index 185ee8163..377ae99b5 100644
--- a/stdlib/3/builtins.pyi
+++ b/stdlib/3/builtins.pyi
@@ -724,6 +724,9 @@ class property:
     def __get__(self, obj: Any, type: type=None) -> Any: ...
     def __set__(self, obj: Any, value: Any) -> None: ...
     def __delete__(self, obj: Any) -> None: ...
+    def fget(self) -> Any: ...
+    def fset(self, value: Any) -> None: ...
+    def fdel(self) -> None: ...
 
 NotImplemented = ...  # type: Any