From 76bf364440959b00926719db1c8a0e4a0e418879 Mon Sep 17 00:00:00 2001
From: Nicolas Gorga <62995075+NicolasGorga@users.noreply.github.com>
Date: Thu, 9 Oct 2025 13:58:17 -0300
Subject: [PATCH] fix(js-sdk): pass headers to auth.refresh() (#13690)

Fixes #13689
---
 .changeset/perfect-parrots-act.md      | 5 +++++
 packages/core/js-sdk/src/auth/index.ts | 6 ++++--
 2 files changed, 9 insertions(+), 2 deletions(-)
 create mode 100644 .changeset/perfect-parrots-act.md

diff --git a/.changeset/perfect-parrots-act.md b/.changeset/perfect-parrots-act.md
new file mode 100644
index 0000000000..788e287b49
--- /dev/null
+++ b/.changeset/perfect-parrots-act.md
@@ -0,0 +1,5 @@
+---
+"@medusajs/js-sdk": patch
+---
+
+fix(js-sdk): pass headers to auth.refresh()
diff --git a/packages/core/js-sdk/src/auth/index.ts b/packages/core/js-sdk/src/auth/index.ts
index 70a7a179ad..c117c3440a 100644
--- a/packages/core/js-sdk/src/auth/index.ts
+++ b/packages/core/js-sdk/src/auth/index.ts
@@ -1,6 +1,6 @@
 import { HttpTypes } from "@medusajs/types"
 import { Client } from "../client"
-import { Config } from "../types"
+import { ClientHeaders, Config } from "../types"
 
 export class Auth {
   private client: Client
@@ -214,6 +214,7 @@ export class Auth {
    * For an example of implementing third-party authentication, refer to the
    * [Third-Party Login in Storefront](https://docs.medusajs.com/resources/storefront-development/customers/third-party-login) guide.
    * 
+   * @param headers - Headers to pass in the request
    *
    * @returns The refreshed JWT authentication token.
    *
@@ -225,11 +226,12 @@ export class Auth {
    * // all subsequent requests will use the token in the header
    * const { customer } = await sdk.store.customer.retrieve()
    */
-  refresh = async () => {
+  refresh = async (headers?: ClientHeaders) => {
     const { token } = await this.client.fetch<{ token: string }>(
       "/auth/token/refresh",
       {
         method: "POST",
+        headers,
       }
     )