diff --git a/react/index.d.ts b/react/index.d.ts
index 698b3d8904..73cb0ae16f 100644
--- a/react/index.d.ts
+++ b/react/index.d.ts
@@ -289,7 +289,7 @@ declare namespace React {
         persist(): void;
         // If you thought this should be `EventTarget & T`, see https://github.com/DefinitelyTyped/DefinitelyTyped/pull/12239
         target: EventTarget;
-        timeStamp: Date;
+        timeStamp: number;
         type: string;
     }