diff --git a/packages/react-scripts/config/webpack.config.prod.js b/packages/react-scripts/config/webpack.config.prod.js
index 44964346107..47acb14815b 100644
--- a/packages/react-scripts/config/webpack.config.prod.js
+++ b/packages/react-scripts/config/webpack.config.prod.js
@@ -336,12 +336,7 @@ module.exports = {
         console.log(message);
       },
       minify: true,
-      // For unknown URLs, fallback to the index page
-      navigateFallback: publicUrl + '/index.html',
-      // Ignores URLs starting from /__ (useful for Firebase):
-      // https://github.com/facebookincubator/create-react-app/issues/2237#issuecomment-302693219
-      navigateFallbackWhitelist: [/^(?!\/__).*/],
-      // Don't precache sourcemaps (they're large) and build asset manifest:
+      // Don't precache sourcemaps (they're large), or build asset manifest:
       staticFileGlobsIgnorePatterns: [/\.map$/, /asset-manifest\.json$/],
     }),
     // Moment.js is an extremely popular library that bundles large locale files