diff --git a/packages/shared/objectIs.js b/packages/shared/objectIs.js
index 3110e3fa5a..877ec65726 100644
--- a/packages/shared/objectIs.js
+++ b/packages/shared/objectIs.js
@@ -17,4 +17,4 @@ function is(x: any, y: any) {
   );
 }
 
-export default is;
+export default (typeof Object.is === 'function' ? Object.is : is);