diff --git a/types/react-virtualized/dist/es/Grid.d.ts b/types/react-virtualized/dist/es/Grid.d.ts
index 9a6492f368..630e64df69 100644
--- a/types/react-virtualized/dist/es/Grid.d.ts
+++ b/types/react-virtualized/dist/es/Grid.d.ts
@@ -9,7 +9,7 @@ export type GridCellProps = {
     isScrolling: boolean;
     isVisible: boolean;
     key: string;
-    parent: Grid | List | Table;
+    parent: typeof Grid | typeof List | typeof Table;
     rowIndex: number;
     style: React.CSSProperties;
 };
diff --git a/types/react-virtualized/index.d.ts b/types/react-virtualized/index.d.ts
index 6293d20c9e..8159c49ff2 100644
--- a/types/react-virtualized/index.d.ts
+++ b/types/react-virtualized/index.d.ts
@@ -5,6 +5,7 @@
 //                 Konstantin Nesterov <https://github.com/wasd171>
 //                 Szőke Szabolcs <https://github.com/szabolcsx>
 //                 Kræn Hansen <https://github.com/kraenhansen>
+//                 Steve Zhang <https://github.com/Stevearzh>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.6