diff --git a/packages/ui-default/entry.js b/packages/ui-default/entry.js
index 2e252458..60be2132 100644
--- a/packages/ui-default/entry.js
+++ b/packages/ui-default/entry.js
@@ -32,13 +32,8 @@ document.addEventListener('DOMContentLoaded', async () => {
   // eslint-disable-next-line camelcase
   try { __webpack_public_path__ = UiContext.cdn_prefix; } catch (e) { }
 
-  const local = JSON.parse(localStorage.getItem('hydro-constant') || '{}');
-  let { data } = local;
-  if (local.version !== UiContext.constantVersion) {
-    const res = await fetch(`/constant?version=${UiContext.constantVersion}`);
-    data = await res.json();
-    localStorage.setItem('hydro-constant', JSON.stringify({ data, version: UiContext.constantVersion }));
-  }
+  const res = await fetch(`/constant/${UiContext.constantVersion}`, { cache: 'force-cache' });
+  const data = await res.json();
   eval(data[0]); // eslint-disable-line no-eval
   data.shift();
   window.Hydro.preload = data;
diff --git a/packages/ui-default/handler.ts b/packages/ui-default/handler.ts
index a9a9b942..cd96262b 100644
--- a/packages/ui-default/handler.ts
+++ b/packages/ui-default/handler.ts
@@ -200,7 +200,7 @@ global.Hydro.handler.ui = async () => {
   Route('wiki_help', '/wiki/help', WikiHelpHandler);
   Route('wiki_about', '/wiki/about', WikiAboutHandler);
   Route('set_theme', '/set_theme/:theme', SetThemeHandler);
-  Route('constant', '/constant', UiConstantsHandler);
+  Route('constant', '/constant/:version', UiConstantsHandler);
   Route('markdown', '/markdown', MarkdownHandler);
   Route('lang', '/l/:lang', LanguageHandler);
   Route('media', '/media', RichMediaHandler);
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index 26ed292e..a0447537 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.38.7",
+  "version": "4.38.8",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "hydro.js",