diff --git a/src/cluster/web.py b/src/cluster/web.py
index 2276955..7730d74 100644
--- a/src/cluster/web.py
+++ b/src/cluster/web.py
@@ -41,7 +41,7 @@ with fastapi_image.imports():
                   },
                   )
     @modal.concurrent(max_inputs=100)
-    @modal.asgi_app()
+    @modal.asgi_app(custom_domains="https://modal-ffmpeg.bowong.cc")
     def fastapi_webapp():
         return web_app