From 235742998dfc85aa8b83f9422b0f4d337973f196 Mon Sep 17 00:00:00 2001
From: Dorseuil Nicolas <nicodorseuil@yahoo.fr>
Date: Tue, 20 Feb 2024 23:47:19 +0100
Subject: [PATCH] fix fallback false for route without i18n

---
 packages/open-next/src/core/routing/matcher.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/open-next/src/core/routing/matcher.ts b/packages/open-next/src/core/routing/matcher.ts
index dc061d80..95a308a1 100644
--- a/packages/open-next/src/core/routing/matcher.ts
+++ b/packages/open-next/src/core/routing/matcher.ts
@@ -289,7 +289,9 @@ export function handleFallbackFalse(
     });
   const locales = NextConfig.i18n?.locales;
   const routesAlreadyHaveLocale =
-    locales !== undefined && locales.includes(rawPath.split("/")[1]);
+    (locales !== undefined && locales.includes(rawPath.split("/")[1])) ||
+    // If we don't use locales, we don't need to add the default locale
+    locales === undefined;
   const localizedPath = routesAlreadyHaveLocale
     ? rawPath
     : `/${NextConfig.i18n?.defaultLocale}${rawPath}`;