diff --git a/extensions/discord/src/monitor/provider.proxy.test.ts b/extensions/discord/src/monitor/provider.proxy.test.ts
index 0f99bec0f9b..33ea4bbf4ef 100644
--- a/extensions/discord/src/monitor/provider.proxy.test.ts
+++ b/extensions/discord/src/monitor/provider.proxy.test.ts
@@ -1,4 +1,4 @@
-import { beforeAll, beforeEach, describe, expect, it, vi } from "vitest";
+import { afterEach, beforeAll, beforeEach, describe, expect, it, vi } from "vitest";
 
 const {
   GatewayIntents,
@@ -221,6 +221,9 @@ describe("createDiscordGatewayPlugin", () => {
   }
 
   beforeEach(() => {
+    vi.unstubAllEnvs();
+    vi.stubEnv("OPENCLAW_DEBUG_PROXY_ENABLED", "");
+    vi.stubEnv("OPENCLAW_DEBUG_PROXY_URL", "");
     vi.stubGlobal("fetch", globalFetchMock);
     vi.useRealTimers();
     baseRegisterClientSpy.mockClear();
@@ -236,6 +239,11 @@ describe("createDiscordGatewayPlugin", () => {
     resetLastAgent();
   });
 
+  afterEach(() => {
+    vi.useRealTimers();
+    vi.unstubAllEnvs();
+  });
+
   it("uses safe gateway metadata lookup without proxy", async () => {
     const runtime = createRuntime();
     const plugin = createDiscordGatewayPlugin({