diff --git a/src/components/HeadInfo.tsx b/src/components/HeadInfo.tsx
index c1c5c18..6d140c8 100644
--- a/src/components/HeadInfo.tsx
+++ b/src/components/HeadInfo.tsx
@@ -1,4 +1,4 @@
-import {languageList} from "~/configs/supportLanguage";
+import { languages } from "~/config";
 
 const HeadInfo = ({
                     title = "",
@@ -11,7 +11,7 @@ const HeadInfo = ({
       <title>{title}</title>
       <meta name="description" content={description}/>
       {
-        languageList.map((item) => {
+        languages.map((item) => {
           const currentPage = page;
           let hrefLang = item.code;
           if (item.lang == 'en') {
@@ -25,7 +25,7 @@ const HeadInfo = ({
         })
       }
       {
-        languageList.map((item) => {
+        languages.map((item) => {
           const currentPage = page;
           let hrefLang = item.code;
           let href = `${process.env.NEXT_PUBLIC_SITE_URL}/${item.lang}${currentPage}`;
diff --git a/src/config.ts b/src/config.ts
index 5f8bb7f..34e2205 100755
--- a/src/config.ts
+++ b/src/config.ts
@@ -4,17 +4,20 @@ export const locales = ['en', 'zh', 'ja'] as const;
 
 export const languages = [
   {
+    code: "en-US",
     lang: "en",
     language: "English",
   },
   {
+    code: "zh-CN",
     lang: "zh",
     language: "简体中文",
   },
   {
+    code: "ja-JP",
     lang: "ja",
     language: "日本語",
-  },
+  }
 ]
 
 export const pathnames = {
@@ -26,3 +29,10 @@ export const localePrefix = 'as-needed';
 
 export type AppPathnames = keyof typeof pathnames;
 
+export const getLanguageByLang = (lang) => {
+  for (let i = 0; i < languages.length; i++) {
+    if (lang == languages[i].lang) {
+      return  languages[i];
+    }
+  }
+}
diff --git a/src/configs/supportLanguage.ts b/src/configs/supportLanguage.ts
deleted file mode 100644
index 4059af8..0000000
--- a/src/configs/supportLanguage.ts
+++ /dev/null
@@ -1,26 +0,0 @@
-
-export const languageList = [
-  {
-    code: "en-US",
-    lang: "en",
-    language: "English",
-  },
-  {
-    code: "zh-CN",
-    lang: "zh",
-    language: "简体中文",
-  },
-  {
-    code: "ja-JP",
-    lang: "ja",
-    language: "日本語",
-  }
-]
-
-export const getLanguageByLang = (lang) => {
-  for (let i = 0; i < languageList.length; i++) {
-    if (lang == languageList[i].lang) {
-      return  languageList[i];
-    }
-  }
-}
diff --git a/src/middleware.ts b/src/middleware.ts
index 76d9caa..6527fd3 100755
--- a/src/middleware.ts
+++ b/src/middleware.ts
@@ -16,7 +16,7 @@ export const config = {
 
     // Set a cookie to remember the previous locale for
     // all requests that have a locale prefix
-    '/(en|zh)/:path*',
+    '/(en|zh|ja)/:path*',
 
     // Enable redirects that add missing locales
     // (e.g. `/pathnames` -> `/en/pathnames`)