diff --git a/sample/next-app/next.config.js b/sample/next-app/next.config.js
index bf35f9066..d03fcb3fb 100644
--- a/sample/next-app/next.config.js
+++ b/sample/next-app/next.config.js
@@ -1,6 +1,10 @@
 /** @type {import('next').NextConfig} */
 const nextConfig = {
   experimental: {
+    // You may not need this, it's just to support moduleResolution: 'node16'
+    extensionAlias: {
+      '.js': ['.tsx', '.ts', '.jsx', '.js'],
+    },
     turbo: {
       resolveAlias: {
         // Turbopack does not support standard ESM import paths yet
@@ -18,14 +22,6 @@ const nextConfig = {
    * See https://github.com/vercel/next.js/pull/66817
    */
   swcMinify: false,
-  webpack: (config) => {
-    // You may not need this, it's just to support moduleResolution: 'node16'
-    config.resolve.extensionAlias = {
-      '.js': ['.js', '.ts', '.tsx'],
-    };
-
-    return config;
-  },
 };
 
 export default nextConfig;
diff --git a/sample/next-pages/next.config.js b/sample/next-pages/next.config.js
index 3d5bd9b6e..7fa7e66bc 100644
--- a/sample/next-pages/next.config.js
+++ b/sample/next-pages/next.config.js
@@ -5,6 +5,10 @@ const nextConfig = {
      * Critical: prevents "ESM packages (pdfjs-dist/build/pdf.worker.min.mjs) need to be imported." error
      */
     esmExternals: 'loose',
+    // You may not need this, it's just to support moduleResolution: 'node16'
+    extensionAlias: {
+      '.js': ['.tsx', '.ts', '.jsx', '.js'],
+    },
     turbo: {
       resolveAlias: {
         // Turbopack does not support standard ESM import paths yet
@@ -29,11 +33,6 @@ const nextConfig = {
      */
     config.resolve.alias.canvas = false;
 
-    // You may not need this, it's just to support moduleResolution: 'node16'
-    config.resolve.extensionAlias = {
-      '.js': ['.js', '.ts', '.tsx'],
-    };
-
     return config;
   },
 };