From f1ef855e4cc02a07374584754d341622cec9b81c Mon Sep 17 00:00:00 2001
From: "stainless-app[bot]"
 <142633134+stainless-app[bot]@users.noreply.github.com>
Date: Fri, 21 Mar 2025 12:11:13 +0000
Subject: [PATCH] fix: avoid type error in certain environments

---
 src/core.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core.ts b/src/core.ts
index c98a664bb..30257ed93 100644
--- a/src/core.ts
+++ b/src/core.ts
@@ -409,7 +409,7 @@ export abstract class APIClient {
       !headers ? {}
       : Symbol.iterator in headers ?
         Object.fromEntries(Array.from(headers as Iterable<string[]>).map((header) => [...header]))
-      : { ...headers }
+      : { ...(headers as any as Record<string, string>) }
     );
   }