From 689a4de3dc5643f01af549d9b7659918850df558 Mon Sep 17 00:00:00 2001
From: JJ Kasper <jj@jjsweb.site>
Date: Wed, 16 Feb 2022 12:07:39 -0600
Subject: [PATCH] add check before setting query

---
 packages/next/server/base-server.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/next/server/base-server.ts b/packages/next/server/base-server.ts
index 1fa11226f7fc2..77160619770fe 100644
--- a/packages/next/server/base-server.ts
+++ b/packages/next/server/base-server.ts
@@ -1550,7 +1550,9 @@ export default abstract class Server {
         res.body('{"notFound":true}').send()
         return null
       } else {
-        query.__nextNotFoundSrcPage = pathname
+        if (this.renderOpts.dev) {
+          query.__nextNotFoundSrcPage = pathname
+        }
         await this.render404(
           req,
           res,