From 3b004dda67af90e077f1237aea38966e7d2ffd92 Mon Sep 17 00:00:00 2001
From: conico974 <nicodorseuil@yahoo.fr>
Date: Sun, 12 May 2024 15:17:54 +0200
Subject: [PATCH] Fix for external middleware (#412)

* do not remove read only headers

* Create warm-waves-allow.md
---
 .changeset/warm-waves-allow.md                      |  5 +++++
 packages/open-next/src/converters/aws-cloudfront.ts | 10 ----------
 2 files changed, 5 insertions(+), 10 deletions(-)
 create mode 100644 .changeset/warm-waves-allow.md

diff --git a/.changeset/warm-waves-allow.md b/.changeset/warm-waves-allow.md
new file mode 100644
index 00000000..0dc8523c
--- /dev/null
+++ b/.changeset/warm-waves-allow.md
@@ -0,0 +1,5 @@
+---
+"open-next": patch
+---
+
+Fix for external middleware
diff --git a/packages/open-next/src/converters/aws-cloudfront.ts b/packages/open-next/src/converters/aws-cloudfront.ts
index ba969e5c..3a35dd78 100644
--- a/packages/open-next/src/converters/aws-cloudfront.ts
+++ b/packages/open-next/src/converters/aws-cloudfront.ts
@@ -48,16 +48,6 @@ const CloudFrontBlacklistedHeaders = [
   "x-cache",
   "x-forwarded-proto",
   "x-real-ip",
-
-  // Read-only headers, see: https://docs.aws.amazon.com/AmazonCloudFront/latest/DeveloperGuide/edge-function-restrictions-all.html#function-restrictions-read-only-headers
-  "accept-encoding",
-  "content-length",
-  "if-modified-since",
-  "if-none-match",
-  "if-range",
-  "if-unmodified-since",
-  "transfer-encoding",
-  "via",
 ];
 
 function normalizeCloudFrontRequestEventHeaders(