diff --git a/CHANGELOG.md b/CHANGELOG.md
index 91b3d330..6a0aa446 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,13 @@
 # @shopify/shopify-app-template-remix
 
-## 2024.11.26
+## 2024.12.04
 
+- [#891](https://github.com/Shopify/shopify-app-template-remix/pull/891) Enable remix future flags.
+-  
+## 2024.11.26
 - [888](https://github.com/Shopify/shopify-app-template-remix/pull/888) Update restResources version to 2024-10
 
+
 ## 2024.11.06
 
 - [881](https://github.com/Shopify/shopify-app-template-remix/pull/881) Update to the productCreate mutation to use the new ProductCreateInput type
diff --git a/README.md b/README.md
index 1ffdc8fa..fd1a376e 100644
--- a/README.md
+++ b/README.md
@@ -86,7 +86,7 @@ export async function loader({ request }) {
     },
   } = await response.json();
 
-  return json(nodes);
+  return nodes;
 }
 ```
 
diff --git a/app/entry.server.jsx b/app/entry.server.jsx
index 10e8d37d..77a0c2aa 100644
--- a/app/entry.server.jsx
+++ b/app/entry.server.jsx
@@ -5,7 +5,7 @@ import { createReadableStreamFromReadable } from "@remix-run/node";
 import { isbot } from "isbot";
 import { addDocumentResponseHeaders } from "./shopify.server";
 
-const ABORT_DELAY = 5000;
+export const streamTimeout = 5000;
 
 export default async function handleRequest(
   request,
@@ -19,11 +19,7 @@ export default async function handleRequest(
 
   return new Promise((resolve, reject) => {
     const { pipe, abort } = renderToPipeableStream(
-      <RemixServer
-        context={remixContext}
-        url={request.url}
-        abortDelay={ABORT_DELAY}
-      />,
+      <RemixServer context={remixContext} url={request.url} />,
       {
         [callbackName]: () => {
           const body = new PassThrough();
@@ -48,6 +44,8 @@ export default async function handleRequest(
       },
     );
 
-    setTimeout(abort, ABORT_DELAY);
+    // Automatically timeout the React renderer after 6 seconds, which ensures
+    // React has enough time to flush down the rejected boundary contents
+    setTimeout(abort, streamTimeout + 1000);
   });
 }
diff --git a/app/routes.js b/app/routes.js
new file mode 100644
index 00000000..83892841
--- /dev/null
+++ b/app/routes.js
@@ -0,0 +1,3 @@
+import { flatRoutes } from "@remix-run/fs-routes";
+
+export default flatRoutes();
diff --git a/app/routes/_index/route.jsx b/app/routes/_index/route.jsx
index b319dbab..e86793f9 100644
--- a/app/routes/_index/route.jsx
+++ b/app/routes/_index/route.jsx
@@ -1,4 +1,4 @@
-import { json, redirect } from "@remix-run/node";
+import { redirect } from "@remix-run/node";
 import { Form, useLoaderData } from "@remix-run/react";
 import { login } from "../../shopify.server";
 import styles from "./styles.module.css";
@@ -10,7 +10,7 @@ export const loader = async ({ request }) => {
     throw redirect(`/app?${url.searchParams.toString()}`);
   }
 
-  return json({ showForm: Boolean(login) });
+  return { showForm: Boolean(login) };
 };
 
 export default function App() {
diff --git a/app/routes/app._index.jsx b/app/routes/app._index.jsx
index dae489ee..9854a9af 100644
--- a/app/routes/app._index.jsx
+++ b/app/routes/app._index.jsx
@@ -1,5 +1,4 @@
 import { useEffect } from "react";
-import { json } from "@remix-run/node";
 import { useFetcher } from "@remix-run/react";
 import {
   Page,
@@ -81,10 +80,10 @@ export const action = async ({ request }) => {
   );
   const variantResponseJson = await variantResponse.json();
 
-  return json({
+  return {
     product: responseJson.data.productCreate.product,
     variant: variantResponseJson.data.productVariantsBulkUpdate.productVariants,
-  });
+  };
 };
 
 export default function Index() {
diff --git a/app/routes/app.jsx b/app/routes/app.jsx
index 65293cdd..4bf86906 100644
--- a/app/routes/app.jsx
+++ b/app/routes/app.jsx
@@ -1,4 +1,3 @@
-import { json } from "@remix-run/node";
 import { Link, Outlet, useLoaderData, useRouteError } from "@remix-run/react";
 import { boundary } from "@shopify/shopify-app-remix/server";
 import { AppProvider } from "@shopify/shopify-app-remix/react";
@@ -11,7 +10,7 @@ export const links = () => [{ rel: "stylesheet", href: polarisStyles }];
 export const loader = async ({ request }) => {
   await authenticate.admin(request);
 
-  return json({ apiKey: process.env.SHOPIFY_API_KEY || "" });
+  return { apiKey: process.env.SHOPIFY_API_KEY || "" };
 };
 
 export default function App() {
diff --git a/app/routes/auth.login/route.jsx b/app/routes/auth.login/route.jsx
index 73b477ae..5e19ff71 100644
--- a/app/routes/auth.login/route.jsx
+++ b/app/routes/auth.login/route.jsx
@@ -1,5 +1,4 @@
 import { useState } from "react";
-import { json } from "@remix-run/node";
 import { Form, useActionData, useLoaderData } from "@remix-run/react";
 import {
   AppProvider as PolarisAppProvider,
@@ -20,15 +19,15 @@ export const links = () => [{ rel: "stylesheet", href: polarisStyles }];
 export const loader = async ({ request }) => {
   const errors = loginErrorMessage(await login(request));
 
-  return json({ errors, polarisTranslations });
+  return { errors, polarisTranslations };
 };
 
 export const action = async ({ request }) => {
   const errors = loginErrorMessage(await login(request));
 
-  return json({
+  return {
     errors,
-  });
+  };
 };
 
 export default function Auth() {
diff --git a/package.json b/package.json
index 7d2409da..20f843da 100644
--- a/package.json
+++ b/package.json
@@ -41,6 +41,8 @@
   },
   "devDependencies": {
     "@remix-run/eslint-config": "^2.7.1",
+    "@remix-run/fs-routes": "^2.15.0",
+    "@remix-run/route-config": "^2.15.0",
     "@shopify/api-codegen-preset": "^1.1.1",
     "@types/eslint": "^8.40.0",
     "@types/node": "^22.2.0",
diff --git a/vite.config.js b/vite.config.js
index 5003fa44..204a574d 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -1,7 +1,10 @@
 import { vitePlugin as remix } from "@remix-run/dev";
+import { installGlobals } from "@remix-run/node";
 import { defineConfig } from "vite";
 import tsconfigPaths from "vite-tsconfig-paths";
 
+installGlobals({ nativeFetch: true });
+
 // Related: https://github.com/remix-run/remix/issues/2835#issuecomment-1144102176
 // Replace the HOST env var with SHOPIFY_APP_URL so that it doesn't break the remix server. The CLI will eventually
 // stop passing in HOST, so we can remove this workaround after the next major release.
@@ -46,6 +49,14 @@ export default defineConfig({
   plugins: [
     remix({
       ignoredRouteFiles: ["**/.*"],
+      future: {
+        v3_fetcherPersist: true,
+        v3_relativeSplatPath: true,
+        v3_throwAbortReason: true,
+        v3_lazyRouteDiscovery: true,
+        v3_singleFetch: true,
+        v3_routeConfig: true,
+      },
     }),
     tsconfigPaths(),
   ],