diff --git a/frontend/src/generated/zod.ts b/frontend/src/generated/zod.ts
index 9b91016a..29373964 100644
--- a/frontend/src/generated/zod.ts
+++ b/frontend/src/generated/zod.ts
@@ -292,7 +292,7 @@ export const InboundSchema = z.object({
   listen: z.string(),
   nodeId: z.number().int().nullable().optional(),
   port: z.number().int().min(1).max(65535),
-  protocol: z.enum(['vmess', 'vless', 'trojan', 'shadowsocks', 'wireguard', 'hysteria', 'http', 'mixed', 'tunnel']),
+  protocol: z.enum(['vmess', 'vless', 'trojan', 'shadowsocks', 'wireguard', 'hysteria', 'http', 'mixed', 'tunnel', 'tun']),
   remark: z.string(),
   settings: z.unknown(),
   sniffing: z.unknown(),
diff --git a/frontend/src/test/setup.components.ts b/frontend/src/test/setup.components.ts
index 45ea0ea1..eb732b51 100644
--- a/frontend/src/test/setup.components.ts
+++ b/frontend/src/test/setup.components.ts
@@ -58,7 +58,19 @@ if (!i18next.isInitialized) {
   });
 }
 
-afterEach(() => {
+afterEach(async () => {
   cleanup();
   document.body.innerHTML = '';
+  /*
+   * React 19 defers passive-effect flushes onto a macrotask (setImmediate),
+   * whose callback reads `window.event`. If one is still queued when vitest
+   * tears down the jsdom environment, it fires after `window` is gone and
+   * throws "window is not defined". Drain a few macrotask ticks here so any
+   * pending callback runs while `window` still exists. Several ticks are used
+   * because a microtask resolving mid-drain (rc-trigger/AntD) can queue a new
+   * one behind the first.
+   */
+  for (let i = 0; i < 3; i += 1) {
+    await new Promise((resolve) => setImmediate(resolve));
+  }
 });