diff --git a/src/plugins/app.ts b/src/plugins/app.ts
index f2080ef7..b84f37ac 100644
--- a/src/plugins/app.ts
+++ b/src/plugins/app.ts
@@ -64,7 +64,8 @@ export function setupAppVersionNotification() {
 }
 
 async function getHtmlBuildTime() {
-  const res = await fetch(`/index.html?time=${Date.now()}`);
+  const baseUrl = import.meta.env.VITE_BASE_URL === '/' ? '' : import.meta.env.VITE_BASE_URL
+  const res = await fetch(`${baseUrl}/index.html?time=${Date.now()}`);
 
   const html = await res.text();