From d7a2a907d0b2ac6a0b8516952d23ef6a71286ed5 Mon Sep 17 00:00:00 2001
From: ryoppippi <1560508+ryoppippi@users.noreply.github.com>
Date: Thu, 1 Jan 2026 11:34:15 +0000
Subject: [PATCH] fix(toolsets): remove as StackOneHeaders

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

diff --git a/src/toolsets.ts b/src/toolsets.ts
index cedeadf..9405e89 100644
--- a/src/toolsets.ts
+++ b/src/toolsets.ts
@@ -486,7 +486,7 @@ export class StackOneToolSet {
 				const additionalHeaders = this.extractRecord(parsedParams, 'headers');
 				const extraHeaders = normalizeHeaders(additionalHeaders);
 				// defu merges extraHeaders into baseHeaders, both are already branded types
-				const actionHeaders = defu(extraHeaders, baseHeaders) as StackOneHeaders;
+				const actionHeaders = defu(extraHeaders, baseHeaders);
 
 				const bodyPayload = this.extractRecord(parsedParams, 'body');
 				const rpcBody: JsonObject = bodyPayload ? { ...bodyPayload } : {};