From 90769f0327f7e1fe73066e7cf511870dee455be0 Mon Sep 17 00:00:00 2001
From: Guy Bedford <gbedford@fastly.com>
Date: Mon, 21 Oct 2024 14:02:36 -0700
Subject: [PATCH] fixup

---
 runtime/fastly/builtins/backend.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/runtime/fastly/builtins/backend.cpp b/runtime/fastly/builtins/backend.cpp
index dfe1f04e00..cbf832eece 100644
--- a/runtime/fastly/builtins/backend.cpp
+++ b/runtime/fastly/builtins/backend.cpp
@@ -1723,6 +1723,7 @@ JSObject *Backend::create(JSContext *cx, JS::HandleObject request) {
   host_api::BackendConfig backend_config = default_backend_config.clone();
 
   JS::RootedValue name(cx, JS::StringValue(name_js_str));
+  JS::SetReservedSlot(request, static_cast<uint32_t>(Request::Slots::Backend), name);
   auto host_backend = set_backend(cx, backend, name);
   if (!host_backend) {
     return nullptr;