diff --git a/src/gateway/server.chat.gateway-server-chat-b.e2e.test.ts b/src/gateway/server.chat.gateway-server-chat-b.e2e.test.ts
index a40a91b09a..2255443a07 100644
--- a/src/gateway/server.chat.gateway-server-chat-b.e2e.test.ts
+++ b/src/gateway/server.chat.gateway-server-chat-b.e2e.test.ts
@@ -139,7 +139,7 @@ describe("gateway server chat", () => {
 
   test("chat.send does not force-disable block streaming", async () => {
     await withGatewayChatHarness(async ({ ws, createSessionDir }) => {
-      const spy = vi.mocked(getReplyFromConfig) as unknown as ReturnType<typeof vi.fn>;
+      const spy = getReplyFromConfig;
       await connectOk(ws);
 
       await createSessionDir();
@@ -288,7 +288,7 @@ describe("gateway server chat", () => {
 
   test("smoke: supports abort and idempotent completion", async () => {
     await withGatewayChatHarness(async ({ ws, createSessionDir }) => {
-      const spy = vi.mocked(getReplyFromConfig) as unknown as ReturnType<typeof vi.fn>;
+      const spy = getReplyFromConfig;
       let aborted = false;
       await connectOk(ws);
 
diff --git a/src/gateway/test-helpers.mocks.ts b/src/gateway/test-helpers.mocks.ts
index 5ebdc7859e..19c6d2e91a 100644
--- a/src/gateway/test-helpers.mocks.ts
+++ b/src/gateway/test-helpers.mocks.ts
@@ -4,7 +4,10 @@ import fs from "node:fs/promises";
 import os from "node:os";
 import path from "node:path";
 import { Mock, vi } from "vitest";
+import type { MsgContext } from "../auto-reply/templating.js";
+import type { GetReplyOptions, ReplyPayload } from "../auto-reply/types.js";
 import type { ChannelPlugin, ChannelOutboundAdapter } from "../channels/plugins/types.js";
+import type { OpenClawConfig } from "../config/config.js";
 import { applyPluginAutoEnable } from "../config/plugin-auto-enable.js";
 import type { AgentBinding } from "../config/types.agents.js";
 import type { HooksConfig } from "../config/types.hooks.js";
@@ -19,6 +22,12 @@ type StubChannelOptions = {
   summary?: Record<string, unknown>;
 };
 
+type GetReplyFromConfigFn = (
+  ctx: MsgContext,
+  opts?: GetReplyOptions,
+  configOverride?: OpenClawConfig,
+) => Promise<ReplyPayload | ReplyPayload[] | undefined>;
+
 const createStubOutboundAdapter = (channelId: ChannelPlugin["id"]): ChannelOutboundAdapter => ({
   deliveryMode: "direct",
   sendText: async () => ({
@@ -169,7 +178,7 @@ const hoisted = vi.hoisted(() => ({
     waitResults: new Map<string, boolean>(),
   },
   testTailscaleWhois: { value: null as TailscaleWhoisIdentity | null },
-  getReplyFromConfig: vi.fn().mockResolvedValue(undefined),
+  getReplyFromConfig: vi.fn<GetReplyFromConfigFn>().mockResolvedValue(undefined),
   sendWhatsAppMock: vi.fn().mockResolvedValue({ messageId: "msg-1", toJid: "jid-1" }),
 }));
 
@@ -202,7 +211,7 @@ export const testTailscaleWhois = hoisted.testTailscaleWhois;
 export const piSdkMock = hoisted.piSdkMock;
 export const cronIsolatedRun = hoisted.cronIsolatedRun;
 export const agentCommand: Mock<() => void> = hoisted.agentCommand;
-export const getReplyFromConfig: Mock<() => void> = hoisted.getReplyFromConfig;
+export const getReplyFromConfig: Mock<GetReplyFromConfigFn> = hoisted.getReplyFromConfig;
 
 export const testState = {
   agentConfig: undefined as Record<string, unknown> | undefined,