diff --git a/src/frontend/App.tsx b/src/frontend/App.tsx
index bccbb70..e3a40c0 100644
--- a/src/frontend/App.tsx
+++ b/src/frontend/App.tsx
@@ -72,7 +72,7 @@ const AppInner : React.VFC = () => {
         <p>{t('poweredBy')}</p>
         <p><span dangerouslySetInnerHTML={{__html: t('disclaimerForMisskeyHq')}} /></p>
         <p>
-          <a href="https://blog.gozou.moe/mktools-terms" target="_blank" rel="noreferrer noopener">
+          <a href="https://ol.psec.dev/s/misskey-tools" target="_blank" rel="noreferrer noopener">
             {t('termsOfService')}
           </a>
         </p>
diff --git a/src/frontend/const.ts b/src/frontend/const.ts
index 40ea961..6529612 100644
--- a/src/frontend/const.ts
+++ b/src/frontend/const.ts
@@ -12,7 +12,7 @@ export const LOCALSTORAGE_KEY_ACCENT_COLOR = 'accent_color';
 /** Misskey Tools API エンドポイント */
 export const API_ENDPOINT = `//${location.host}/api/v1/`;
 /** 更新履歴URL */
-export const CHANGELOG_URL = 'https://blog.gozou.moe/mktools-changelog';
+export const CHANGELOG_URL = 'https://ol.psec.dev/s/whats-new-tools';
 
 /** ブレークポイント モバイル */
 export const BREAKPOINT_SM = '800px';