diff --git a/src/i18n.ts b/src/i18n.ts
index 2aca31b..5375855 100644
--- a/src/i18n.ts
+++ b/src/i18n.ts
@@ -6,7 +6,7 @@ const messages = {
   'zh-CN': zhCN,
 }
 
-function getLocale() {
+export function getLocale(messages: { [key: string]: any }) {
   for (const language of navigator.languages) {
     if (language in messages) {
       return language
@@ -21,7 +21,7 @@ function getLocale() {
 }
 
 const i18n = createI18n({
-  locale: getLocale(),
+  locale: getLocale(messages),
   messages,
 })
 
diff --git a/src/index.ts b/src/index.ts
index b7be097..f64d3fa 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,6 +1,7 @@
 export { default as AdvancedConfig } from './AdvancedConfig.vue'
 export { default as GearButton } from './GearButton.vue'
 export { default as GlobalConfig } from './GlobalConfig.vue'
+export { getLocale } from './i18n'
 export { default as InputMethodConfig } from './InputMethodConfig.vue'
 export { default as PluginManager } from './PluginManager.vue'
 export { default as ThemeConfig } from './ThemeConfig.vue'