diff --git a/apps/web/src/adapters/affine/index.tsx b/apps/web/src/adapters/affine/index.tsx
index ec0b3689cd..699404abdc 100644
--- a/apps/web/src/adapters/affine/index.tsx
+++ b/apps/web/src/adapters/affine/index.tsx
@@ -1,3 +1,7 @@
+/**
+ * This file has deprecated because we do not maintain legacy affine cloud,
+ *  please use new affine cloud instead.
+ */
 import { AFFINE_STORAGE_KEY, config } from '@affine/env';
 import { initPage } from '@affine/env/blocksuite';
 import { PageNotFoundError } from '@affine/env/constant';