diff --git a/jest/setup.js b/jest/setup.js
index e422cb64460d95..f925e3fc037cf7 100644
--- a/jest/setup.js
+++ b/jest/setup.js
@@ -231,7 +231,7 @@ jest
       reload: jest.fn(),
     },
     ImageLoader: {
-      getSize: jest.fn(url => Promise.resolve({width: 320, height: 240})),
+      getSize: jest.fn(url => Promise.resolve([320, 240])),
       prefetchImage: jest.fn(),
     },
     ImageViewManager: {