diff --git a/main.py b/main.py
index c8698aa..67fc1b1 100644
--- a/main.py
+++ b/main.py
@@ -3,6 +3,7 @@
 # @File    : main.py
 # @Software: PyCharm
 import asyncio
+import re
 import time
 from contextlib import asynccontextmanager
 
@@ -147,6 +148,7 @@ app.include_router(presign_api, prefix="/api")
 app.include_router(admin_api)
 
 
+@app.get("/theme-assets/{asset_path:path}")
 @app.get("/assets/{asset_path:path}")
 async def theme_asset(asset_path: str):
     theme_assets = (BASE_DIR / settings.themesSelect / "assets").resolve()
@@ -166,17 +168,26 @@ async def theme_asset(asset_path: str):
 @app.exception_handler(404)
 @app.get("/")
 async def index(request=None, exc=None):
-    return HTMLResponse(
-        content=open(
-            BASE_DIR / f"{settings.themesSelect}/index.html", "r", encoding="utf-8"
-        )
+    theme_dir = BASE_DIR / settings.themesSelect
+    asset_version = str(int((theme_dir / "index.html").stat().st_mtime))
+    content = (
+        open(theme_dir / "index.html", "r", encoding="utf-8")
         .read()
         .replace("{{title}}", str(settings.name))
         .replace("{{description}}", str(settings.description))
         .replace("{{keywords}}", str(settings.keywords))
         .replace("{{opacity}}", str(settings.opacity))
-        .replace('"/assets/', '"assets/')
-        .replace("{{background}}", str(settings.background)),
+        .replace('"/assets/', '"/theme-assets/')
+        .replace('"assets/', '"/theme-assets/')
+        .replace("{{background}}", str(settings.background))
+    )
+    content = re.sub(
+        r'((?:theme-)?assets/[^"\']+\.(?:css|js|json|png))(["\'])',
+        rf"\1?v={asset_version}\2",
+        content,
+    )
+    return HTMLResponse(
+        content=content,
         media_type="text/html",
         headers={"Cache-Control": "no-cache"},
     )