diff --git a/app/src/adapter/web/web.adapter.ts b/app/src/adapter/web/web.adapter.ts
index 64d653b9..0ece4810 100644
--- a/app/src/adapter/web/web.adapter.ts
+++ b/app/src/adapter/web/web.adapter.ts
@@ -6,7 +6,7 @@ import {
 import type { AdminControllerOptions } from "modules/server/AdminController";
 import type { App } from "App";
 
-export type WebBkndConfig<Env = any> = FrameworkBkndConfig<Env> & {
+export type WebBkndConfig<Env = Record<string, string | undefined>> = FrameworkBkndConfig<Env> & {
    adminOptions?: AdminControllerOptions | false;
 };