From a3910a8b6fb3410b77d34436d64946e51fb20e28 Mon Sep 17 00:00:00 2001
From: Gal Schlezinger <gal@spitfire.co.il>
Date: Thu, 24 Feb 2022 16:56:05 +0200
Subject: [PATCH] Don't run on dev

---
 packages/next/build/webpack-config.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/next/build/webpack-config.ts b/packages/next/build/webpack-config.ts
index e13dc2813b29..4dc5b5b3e7a8 100644
--- a/packages/next/build/webpack-config.ts
+++ b/packages/next/build/webpack-config.ts
@@ -1273,7 +1273,8 @@ export default async function getBaseWebpackConfig(
       ].filter(Boolean),
     },
     plugins: [
-      ...(!isServer &&
+      ...(!dev &&
+      !isServer &&
       !!config.experimental.middlewareSourceMaps &&
       !config.productionBrowserSourceMaps
         ? getMiddlewareSourceMapPlugins()