diff --git a/src/client/endpoints.ts b/src/client/endpoints.ts
index 6d44c70..0705729 100644
--- a/src/client/endpoints.ts
+++ b/src/client/endpoints.ts
@@ -43,7 +43,7 @@ export function quotaEndpoint(baseUrl: string): string {
 }
 
 export function fileUploadEndpoint(baseUrl: string): string {
-  return `${baseUrl}/v1/files`;
+  return `${baseUrl}/v1/files/upload`;
 }
 
 export function fileListEndpoint(baseUrl: string): string {
diff --git a/test/client/endpoints.test.ts b/test/client/endpoints.test.ts
index 9976cb2..2c12e37 100644
--- a/test/client/endpoints.test.ts
+++ b/test/client/endpoints.test.ts
@@ -1,5 +1,5 @@
 import { describe, it, expect } from 'bun:test';
-import { quotaEndpoint } from '../../src/client/endpoints';
+import { fileUploadEndpoint, quotaEndpoint } from '../../src/client/endpoints';
 
 describe('quotaEndpoint', () => {
   it('uses token_plan/remains for global', () => {
@@ -14,3 +14,9 @@ describe('quotaEndpoint', () => {
     expect(quotaEndpoint('https://gateway.example.com')).toBe('https://gateway.example.com/v1/token_plan/remains');
   });
 });
+
+describe('fileUploadEndpoint', () => {
+  it('uses the documented file upload path', () => {
+    expect(fileUploadEndpoint('https://api.minimax.io')).toBe('https://api.minimax.io/v1/files/upload');
+  });
+});