diff --git a/extensions/msteams/src/webhook-timeouts.test.ts b/extensions/msteams/src/webhook-timeouts.test.ts
index 76d350acd35..c5780c9ce73 100644
--- a/extensions/msteams/src/webhook-timeouts.test.ts
+++ b/extensions/msteams/src/webhook-timeouts.test.ts
@@ -1,15 +1,16 @@
+import type { Server } from "node:http";
 import { describe, expect, it, vi } from "vitest";
 import { applyMSTeamsWebhookTimeouts } from "./webhook-timeouts.js";
 
 describe("applyMSTeamsWebhookTimeouts", () => {
   it("applies default timeouts and header clamp", () => {
-    const httpServer = {
+    const httpServer: Pick<Server, "setTimeout" | "requestTimeout" | "headersTimeout"> = {
       setTimeout: vi.fn(),
       requestTimeout: 0,
       headersTimeout: 0,
-    } as never;
+    };
 
-    applyMSTeamsWebhookTimeouts(httpServer);
+    applyMSTeamsWebhookTimeouts(httpServer as Server);
 
     expect(httpServer.setTimeout).toHaveBeenCalledWith(30_000);
     expect(httpServer.requestTimeout).toBe(30_000);
@@ -17,13 +18,13 @@ describe("applyMSTeamsWebhookTimeouts", () => {
   });
 
   it("uses explicit overrides and clamps headers timeout to request timeout", () => {
-    const httpServer = {
+    const httpServer: Pick<Server, "setTimeout" | "requestTimeout" | "headersTimeout"> = {
       setTimeout: vi.fn(),
       requestTimeout: 0,
       headersTimeout: 0,
-    } as never;
+    };
 
-    applyMSTeamsWebhookTimeouts(httpServer, {
+    applyMSTeamsWebhookTimeouts(httpServer as Server, {
       inactivityTimeoutMs: 12_000,
       requestTimeoutMs: 9_000,
       headersTimeoutMs: 15_000,