From 53e4f58a9290b9279036b3608068641acf5801fd Mon Sep 17 00:00:00 2001
From: JJ Kasper <jj@jjsweb.site>
Date: Wed, 2 Jun 2021 22:15:19 -0500
Subject: [PATCH] Disable split chunks in webpack 5 in dev mode

---
 packages/next/build/webpack-config.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/next/build/webpack-config.ts b/packages/next/build/webpack-config.ts
index 6263f321793c3..8a9e4e16f4880 100644
--- a/packages/next/build/webpack-config.ts
+++ b/packages/next/build/webpack-config.ts
@@ -835,7 +835,7 @@ export default async function getBaseWebpackConfig(
       checkWasmTypes: false,
       nodeEnv: false,
       splitChunks: isServer
-        ? isWebpack5
+        ? isWebpack5 && !dev
           ? ({
               filename: '[name].js',
               // allow to split entrypoints