diff --git a/public/js/app.js b/public/js/app.js
index 757d1a9..544e945 100644
--- a/public/js/app.js
+++ b/public/js/app.js
@@ -19,7 +19,7 @@ const App = {
       document.getElementById('site-title').textContent = window.__SITE_NAME__;
       document.getElementById('sidebar-title').textContent = window.__SITE_NAME__ || '举报系统';
     }
-    try { const s = await API.get('/install/status'); if (!s.installed) { location.hash = '#/install'; return; } } catch { location.hash = '#/install'; return; }
+    try { const s = await API.get('/install/status'); if (!s.installed) location.hash = '#/install'; } catch { location.hash = '#/install'; }
     this._footerLoaded = false;
     window.addEventListener('hashchange', () => this.route());
     window.onerror = (msg, url, line, col, err) => {