diff --git a/src/main/services/mcp/oauth/callback.ts b/src/main/services/mcp/oauth/callback.ts
index c13ecd5c07..0cf63853c4 100644
--- a/src/main/services/mcp/oauth/callback.ts
+++ b/src/main/services/mcp/oauth/callback.ts
@@ -1,6 +1,5 @@
 import { loggerService } from '@logger'
-import { configManager } from '@main/services/ConfigManager'
-import { locales } from '@main/utils/locales'
+import { getAppLanguage, locales } from '@main/utils/language'
 import type EventEmitter from 'events'
 import http from 'http'
 import { URL } from 'url'
@@ -10,7 +9,7 @@ import type { OAuthCallbackServerOptions } from './types'
 const logger = loggerService.withContext('MCP:OAuthCallbackServer')
 
 function getTranslation(key: string): string {
-  const language = configManager.getLanguage()
+  const language = getAppLanguage()
   const localeData = locales[language]
 
   if (!localeData) {